403220031213 has 4 divisors (see below), whose sum is σ = 537626708288. Its totient is φ = 268813354140.

The previous prime is 403220031173. The next prime is 403220031217. The reversal of 403220031213 is 312130022304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 403220031213 - 2⁸ = 403220030957 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 403220031213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403220031217) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 67203338533 + ... + 67203338538.

It is an arithmetic number, because the mean of its divisors is an integer number (134406677072).

Almost surely, 2^403220031213 is an apocalyptic number.

It is an amenable number.

403220031213 is a deficient number, since it is larger than the sum of its proper divisors (134406677075).

403220031213 is a wasteful number, since it uses less digits than its factorization.

403220031213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134406677074.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 403220031213 its reverse (312130022304), we get a palindrome (715350053517).

The spelling of 403220031213 in words is "four hundred three billion, two hundred twenty million, thirty-one thousand, two hundred thirteen".