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2222215125240 = 2335111683496307
BaseRepresentation
bin100000010101100110010…
…101111101100011111000
321212102220222210211021210
4200111212111331203320
5242402044033001430
64420512130203120
7316356363622035
oct40254625754370
97772828724253
102222215125240
11787488561420
122ba81b4234a0
13131728157166
14797ad11038c
153cc118c62b0
hex2056657d8f8

2222215125240 has 64 divisors (see below), whose sum is σ = 7272704050560. Its totient is φ = 538718817920.

The previous prime is 2222215125233. The next prime is 2222215125271. The reversal of 2222215125240 is 425215122222.

2222215125240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2222215125198 and 2222215125207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841746834 + ... + 841749473.

It is an arithmetic number, because the mean of its divisors is an integer number (113636000790).

Almost surely, 22222215125240 is an apocalyptic number.

2222215125240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222215125240 is an abundant number, since it is smaller than the sum of its proper divisors (5050488925320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2222215125240 is a wasteful number, since it uses less digits than its factorization.

2222215125240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683496332 (or 1683496328 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The spelling of 2222215125240 in words is "two trillion, two hundred twenty-two billion, two hundred fifteen million, one hundred twenty-five thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 264 330 440 660 1320 1683496307 3366992614 5050488921 6733985228 8417481535 10100977842 13467970456 16834963070 18518459377 20201955684 25252444605 33669926140 37036918754 40403911368 50504889210 55555378131 67339852280 74073837508 92592296885 101009778420 111110756262 148147675016 185184593770 202019556840 222221512524 277776890655 370369187540 444443025048 555553781310 740738375080 1111107562620 2222215125240