20131233022 has 16 divisors (see below), whose sum is σ = 30399066720. Its totient is φ = 9998430208.

The previous prime is 20131233019. The next prime is 20131233047. The reversal of 20131233022 is 22033213102.

It is a congruent number.

It is an unprimeable number.

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, 129978 + ... + 239074.

It is an arithmetic number, because the mean of its divisors is an integer number (1899941670).

Almost surely, 2^20131233022 is an apocalyptic number.

20131233022 is a deficient number, since it is larger than the sum of its proper divisors (10267833698).

20131233022 is a wasteful number, since it uses less digits than its factorization.

20131233022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109715.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20131233022 its reverse (22033213102), we get a palindrome (42164446124).

The spelling of 20131233022 in words is "twenty billion, one hundred thirty-one million, two hundred thirty-three thousand, twenty-two".