431003012111 has 6 divisors (see below), whose sum is σ = 501370850880. Its totient is φ = 369431153196.

The previous prime is 431003012093. The next prime is 431003012117. The reversal of 431003012111 is 111210300134.

It is not a de Polignac number, because 431003012111 - 2²² = 430998817807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 431003012111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431003012117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4397989871 + ... + 4397989968.

It is an arithmetic number, because the mean of its divisors is an integer number (83561808480).

Almost surely, 2^431003012111 is an apocalyptic number.

431003012111 is a deficient number, since it is larger than the sum of its proper divisors (70367838769).

431003012111 is an equidigital number, since it uses as much as digits as its factorization.

431003012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8795979853 (or 8795979846 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 431003012111 its reverse (111210300134), we get a palindrome (542213312245).

The spelling of 431003012111 in words is "four hundred thirty-one billion, three million, twelve thousand, one hundred eleven".