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22332203120 = 245279152539
BaseRepresentation
bin10100110011000110…
…100110000001110000
32010122100222110111002
4110303012212001300
5331214020444440
614132000341132
71420261410623
oct246306460160
963570873432
1022332203120
11951aa45817
1243b30147a8
13214b916796
14111bd37dba
158aa89e115
hex5331a6070

22332203120 has 20 divisors (see below), whose sum is σ = 51922372440. Its totient is φ = 8932881216.

The previous prime is 22332203111. The next prime is 22332203141. The reversal of 22332203120 is 2130223322.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22332203092 and 22332203101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139576190 + ... + 139576349.

It is an arithmetic number, because the mean of its divisors is an integer number (2596118622).

Almost surely, 222332203120 is an apocalyptic number.

22332203120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22332203120 is an abundant number, since it is smaller than the sum of its proper divisors (29590169320).

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

22332203120 is a wasteful number, since it uses less digits than its factorization.

22332203120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279152552 (or 279152546 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22332203120 its reverse (2130223322), we get a palindrome (24462426442).

The spelling of 22332203120 in words is "twenty-two billion, three hundred thirty-two million, two hundred three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 279152539 558305078 1116610156 1395762695 2233220312 2791525390 4466440624 5583050780 11166101560 22332203120