22131031133002 has 32 divisors (see below), whose sum is σ = 36368734221504. Its totient is φ = 10016761372800.

The previous prime is 22131031132981. The next prime is 22131031133009. The reversal of 22131031133002 is 20033113013122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (22131031133009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4772013 + ... + 8187439.

It is an arithmetic number, because the mean of its divisors is an integer number (1136522944422).

Almost surely, 2^{22131031133002} is an apocalyptic number.

22131031133002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22131031133002 is a deficient number, since it is larger than the sum of its proper divisors (14237703088502).

22131031133002 is a wasteful number, since it uses less digits than its factorization.

22131031133002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416694.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 22131031133002 its reverse (20033113013122), we get a palindrome (42164144146124).

The spelling of 22131031133002 in words is "twenty-two trillion, one hundred thirty-one billion, thirty-one million, one hundred thirty-three thousand, two".