22131311030340 has 96 divisors (see below), whose sum is σ = 62048032615296. Its totient is φ = 5894033080320.

The previous prime is 22131311030291. The next prime is 22131311030359. The reversal of 22131311030340 is 4303011313122.

It is a self number, because there is not a number n which added to its sum of digits gives 22131311030340.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202403524 + ... + 202512836.

It is an arithmetic number, because the mean of its divisors is an integer number (646333673076).

Almost surely, 2^{22131311030340} is an apocalyptic number.

22131311030340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22131311030340 is an abundant number, since it is smaller than the sum of its proper divisors (39916721584956).

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

22131311030340 is a wasteful number, since it uses less digits than its factorization.

22131311030340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113669 (or 113667 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 22131311030340 its reverse (4303011313122), we get a palindrome (26434322343462).

The spelling of 22131311030340 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred eleven million, thirty thousand, three hundred forty".