231102310011 has 32 divisors (see below), whose sum is σ = 314208702720. Its totient is φ = 151064694144.

The previous prime is 231102310009. The next prime is 231102310013. The reversal of 231102310011 is 110013201132.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (231102310009) and next prime (231102310013).

It is not a de Polignac number, because 231102310011 - 2¹ = 231102310009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231102310013) 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 31 ways as a sum of consecutive naturals, for example, 38239956 + ... + 38245998.

It is an arithmetic number, because the mean of its divisors is an integer number (9819021960).

Almost surely, 2^231102310011 is an apocalyptic number.

231102310011 is a deficient number, since it is larger than the sum of its proper divisors (83106392709).

231102310011 is a wasteful number, since it uses less digits than its factorization.

231102310011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7355.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 231102310011 its reverse (110013201132), we get a palindrome (341115511143).

The spelling of 231102310011 in words is "two hundred thirty-one billion, one hundred two million, three hundred ten thousand, eleven".