22131133123232 has 48 divisors (see below), whose sum is σ = 49795367432832. Its totient is φ = 9484710785280.

The previous prime is 22131133123171. The next prime is 22131133123237. The reversal of 22131133123232 is 23232133113122.

It is a junction number, because it is equal to n+sod(n) for n = 22131133123195 and 22131133123204.

It is not an unprimeable number, because it can be changed into a prime (22131133123237) 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, 64693757 + ... + 65034947.

It is an arithmetic number, because the mean of its divisors is an integer number (1037403488184).

Almost surely, 2^{22131133123232} is an apocalyptic number.

It is an amenable number.

22131133123232 is an abundant number, since it is smaller than the sum of its proper divisors (27664234309600).

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

22131133123232 is a wasteful number, since it uses less digits than its factorization.

22131133123232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630781 (or 630773 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

Adding to 22131133123232 its reverse (23232133113122), we get a palindrome (45363266236354).

The spelling of 22131133123232 in words is "twenty-two trillion, one hundred thirty-one billion, one hundred thirty-three million, one hundred twenty-three thousand, two hundred thirty-two".