22002534312 has 64 divisors (see below), whose sum is σ = 60020568000. Its totient is φ = 6665917440.

The previous prime is 22002534251. The next prime is 22002534361. The reversal of 22002534312 is 21343520022.

It is a super-2 number, since 2×22002534312² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1820064 + ... + 1832112.

It is an arithmetic number, because the mean of its divisors is an integer number (937821375).

Almost surely, 2^22002534312 is an apocalyptic number.

22002534312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22002534312 is an abundant number, since it is smaller than the sum of its proper divisors (38018033688).

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

22002534312 is a wasteful number, since it uses less digits than its factorization.

22002534312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18986 (or 18982 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The spelling of 22002534312 in words is "twenty-two billion, two million, five hundred thirty-four thousand, three hundred twelve".