223031131032 has 32 divisors (see below), whose sum is σ = 590376524400. Its totient is φ = 69970550784.

The previous prime is 223031131019. The next prime is 223031131033. The reversal of 223031131032 is 230131130322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223031131033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273322057 + ... + 273322872.

Almost surely, 2^223031131032 is an apocalyptic number.

It is an amenable number.

223031131032 is an abundant number, since it is smaller than the sum of its proper divisors (367345393368).

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

223031131032 is a wasteful number, since it uses less digits than its factorization.

223031131032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546644955 (or 546644951 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 223031131032 its reverse (230131130322), we get a palindrome (453162261354).

The spelling of 223031131032 in words is "two hundred twenty-three billion, thirty-one million, one hundred thirty-one thousand, thirty-two".