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2201200222120 = 235431279767571
BaseRepresentation
bin100000000010000001110…
…000011101111110101000
321210102200102120010200121
4200002001300131332220
5242031024224101440
64403114544013024
7315013536113644
oct40020160357650
97712612503617
102201200222120
1177958415a699
122b6735601174
1312c759424b43
147877811bc24
153c3d19d334a
hex20081c1dfa8

2201200222120 has 32 divisors (see below), whose sum is σ = 5067879585120. Its totient is φ = 860003807040.

The previous prime is 2201200222069. The next prime is 2201200222181. The reversal of 2201200222120 is 212220021022.

It is a super-2 number, since 2×22012002221202 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2201200222094 and 2201200222103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639882066 + ... + 639885505.

It is an arithmetic number, because the mean of its divisors is an integer number (158371237035).

Almost surely, 22201200222120 is an apocalyptic number.

2201200222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201200222120 is an abundant number, since it is smaller than the sum of its proper divisors (2866679363000).

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

2201200222120 is a wasteful number, since it uses less digits than its factorization.

2201200222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279767625 (or 1279767621 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2201200222120 its reverse (212220021022), we get a palindrome (2413420243142).

The spelling of 2201200222120 in words is "two trillion, two hundred one billion, two hundred million, two hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 43 86 172 215 344 430 860 1720 1279767571 2559535142 5119070284 6398837855 10238140568 12797675710 25595351420 51190702840 55030005553 110060011106 220120022212 275150027765 440240044424 550300055530 1100600111060 2201200222120