403112032131 has 4 divisors (see below), whose sum is σ = 537482709512. Its totient is φ = 268741354752.

The previous prime is 403112032123. The next prime is 403112032133. The reversal of 403112032131 is 131230211304.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 403112032131 - 2³ = 403112032123 is a prime.

It is a super-2 number, since 2×403112032131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403112032098 and 403112032107.

It is not an unprimeable number, because it can be changed into a prime (403112032133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67185338686 + ... + 67185338691.

It is an arithmetic number, because the mean of its divisors is an integer number (134370677378).

Almost surely, 2^403112032131 is an apocalyptic number.

403112032131 is a deficient number, since it is larger than the sum of its proper divisors (134370677381).

403112032131 is a wasteful number, since it uses less digits than its factorization.

403112032131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134370677380.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 403112032131 its reverse (131230211304), we get a palindrome (534342243435).

The spelling of 403112032131 in words is "four hundred three billion, one hundred twelve million, thirty-two thousand, one hundred thirty-one".