231133013134 has 32 divisors (see below), whose sum is σ = 351891540000. Its totient is φ = 113844486144.

The previous prime is 231133013117. The next prime is 231133013159. The reversal of 231133013134 is 431310331132.

231133013134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 231133013099 and 231133013108.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 118589592 + ... + 118591540.

It is an arithmetic number, because the mean of its divisors is an integer number (10996610625).

Almost surely, 2^231133013134 is an apocalyptic number.

231133013134 is a deficient number, since it is larger than the sum of its proper divisors (120758526866).

231133013134 is a wasteful number, since it uses less digits than its factorization.

231133013134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 231133013134 its reverse (431310331132), we get a palindrome (662443344266).

The spelling of 231133013134 in words is "two hundred thirty-one billion, one hundred thirty-three million, thirteen thousand, one hundred thirty-four".