311431130001 has 12 divisors (see below), whose sum is σ = 450450419328. Its totient is φ = 207341313144.

The previous prime is 311431129993. The next prime is 311431130009. The reversal of 311431130001 is 100031134113.

311431130001 is a `hidden beast` number, since 311 + 43 + 11 + 300 + 0 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (311431129993) and next prime (311431130009).

It is not a de Polignac number, because 311431130001 - 2³ = 311431129993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311431130009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23279625 + ... + 23292998.

It is an arithmetic number, because the mean of its divisors is an integer number (37537534944).

Almost surely, 2^311431130001 is an apocalyptic number.

It is an amenable number.

311431130001 is a deficient number, since it is larger than the sum of its proper divisors (139019289327).

311431130001 is a wasteful number, since it uses less digits than its factorization.

311431130001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46573372 (or 46573369 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 311431130001 its reverse (100031134113), we get a palindrome (411462264114).

The spelling of 311431130001 in words is "three hundred eleven billion, four hundred thirty-one million, one hundred thirty thousand, one".