31123433432113 has 16 divisors (see below), whose sum is σ = 36786110112576. Its totient is φ = 26010380874240.

The previous prime is 31123433432089. The next prime is 31123433432141.

31123433432113 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 31123433432113 - 2¹³ = 31123433423921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31123433432513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1935288156 + ... + 1935304237.

It is an arithmetic number, because the mean of its divisors is an integer number (2299131882036).

Almost surely, 2^{31123433432113} is an apocalyptic number.

It is an amenable number.

31123433432113 is a deficient number, since it is larger than the sum of its proper divisors (5662676680463).

31123433432113 is a wasteful number, since it uses less digits than its factorization.

31123433432113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870592464.

The product of its digits is 46656, while the sum is 34.

It can be divided in two parts, 3112343 and 3432113, that added together give a palindrome (6544456).

The spelling of 31123433432113 in words is "thirty-one trillion, one hundred twenty-three billion, four hundred thirty-three million, four hundred thirty-two thousand, one hundred thirteen".