431401111102 has 16 divisors (see below), whose sum is σ = 697695727680. Its totient is φ = 198874773792.

The previous prime is 431401111091. The next prime is 431401111109. The reversal of 431401111102 is 201111104134.

It is a super-2 number, since 2×431401111102² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431401111102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431401111109) 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, 9703702 + ... + 9748057.

It is an arithmetic number, because the mean of its divisors is an integer number (43605982980).

Almost surely, 2^431401111102 is an apocalyptic number.

431401111102 is a deficient number, since it is larger than the sum of its proper divisors (266294616578).

431401111102 is a wasteful number, since it uses less digits than its factorization.

431401111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19452627.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 431401111102 its reverse (201111104134), we get a palindrome (632512215236).

The spelling of 431401111102 in words is "four hundred thirty-one billion, four hundred one million, one hundred eleven thousand, one hundred two".