431021113022 has 24 divisors (see below), whose sum is σ = 685923334272. Its totient is φ = 203098888800.

The previous prime is 431021112923. The next prime is 431021113031. The reversal of 431021113022 is 220311120134.

It is a junction number, because it is equal to n+sod(n) for n = 431021112985 and 431021113003.

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 11 ways as a sum of consecutive naturals, for example, 1424879 + ... + 1700682.

It is an arithmetic number, because the mean of its divisors is an integer number (28580138928).

Almost surely, 2^431021113022 is an apocalyptic number.

431021113022 is a deficient number, since it is larger than the sum of its proper divisors (254902221250).

431021113022 is a wasteful number, since it uses less digits than its factorization.

431021113022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125792 (or 3125773 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 431021113022 its reverse (220311120134), we get a palindrome (651332233156).

The spelling of 431021113022 in words is "four hundred thirty-one billion, twenty-one million, one hundred thirteen thousand, twenty-two".