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22220000020120 = 235779357142929
BaseRepresentation
bin1010000110101011111110…
…01101010100011010011000
32220200012201000011022222011
411003111333031110122120
510403023030001120440
6115131421015035304
74452225212603350
oct503257715243230
986605630138864
1022220000020120
1170974a3812171
1225aa47506bb34
13c5244c54b0b6
1456b64d0bbb60
15287ed70599ea
hex14357f354698

22220000020120 has 32 divisors (see below), whose sum is σ = 57137142909600. Its totient is φ = 7618285721088.

The previous prime is 22220000020091. The next prime is 22220000020151. The reversal of 22220000020120 is 2102000002222.

It is a self number, because there is not a number n which added to its sum of digits gives 22220000020120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39678571185 + ... + 39678571744.

It is an arithmetic number, because the mean of its divisors is an integer number (1785535715925).

Almost surely, 222220000020120 is an apocalyptic number.

22220000020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22220000020120 is an abundant number, since it is smaller than the sum of its proper divisors (34917142889480).

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

22220000020120 is a wasteful number, since it uses less digits than its factorization.

22220000020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79357142947 (or 79357142943 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22220000020120 its reverse (2102000002222), we get a palindrome (24322000022342).

The spelling of 22220000020120 in words is "twenty-two trillion, two hundred twenty billion, twenty thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 79357142929 158714285858 317428571716 396785714645 555500000503 634857143432 793571429290 1111000001006 1587142858580 2222000002012 2777500002515 3174285717160 4444000004024 5555000005030 11110000010060 22220000020120