22311335001252 has 24 divisors (see below), whose sum is σ = 56792489094432. Its totient is φ = 6761010606400.

The previous prime is 22311335001251. The next prime is 22311335001281. The reversal of 22311335001252 is 25210053311322.

It is a super-3 number, since 3×22311335001252³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22311335001251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84512632449 + ... + 84512632712.

It is an arithmetic number, because the mean of its divisors is an integer number (2366353712268).

Almost surely, 2^{22311335001252} is an apocalyptic number.

22311335001252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22311335001252 is an abundant number, since it is smaller than the sum of its proper divisors (34481154093180).

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

22311335001252 is a wasteful number, since it uses less digits than its factorization.

22311335001252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169025265179 (or 169025265177 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 22311335001252 its reverse (25210053311322), we get a palindrome (47521388312574).

The spelling of 22311335001252 in words is "twenty-two trillion, three hundred eleven billion, three hundred thirty-five million, one thousand, two hundred fifty-two".