431032220305052 has 12 divisors (see below), whose sum is σ = 767091239526360. Its totient is φ = 211863294726096.

The previous prime is 431032220305031. The next prime is 431032220305067. The reversal of 431032220305052 is 250503022230134.

It is a super-2 number, since 2×431032220305052² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913203856343 + ... + 913203856814.

It is an arithmetic number, because the mean of its divisors is an integer number (63924269960530).

Almost surely, 2^{431032220305052} is an apocalyptic number.

It is an amenable number.

431032220305052 is a deficient number, since it is larger than the sum of its proper divisors (336059019221308).

431032220305052 is a wasteful number, since it uses less digits than its factorization.

431032220305052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826407713220 (or 1826407713218 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 431032220305052 its reverse (250503022230134), we get a palindrome (681535242535186).

The spelling of 431032220305052 in words is "four hundred thirty-one trillion, thirty-two billion, two hundred twenty million, three hundred five thousand, fifty-two".