102140031134 has 16 divisors (see below), whose sum is σ = 162426696576. Its totient is φ = 48086848800.

The previous prime is 102140031127. The next prime is 102140031143. The reversal of 102140031134 is 431130041201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22260137 + ... + 22264724.

It is an arithmetic number, because the mean of its divisors is an integer number (10151668536).

Almost surely, 2^102140031134 is an apocalyptic number.

102140031134 is a deficient number, since it is larger than the sum of its proper divisors (60286665442).

102140031134 is a wasteful number, since it uses less digits than its factorization.

102140031134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44524931.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 102140031134 its reverse (431130041201), we get a palindrome (533270072335).

The spelling of 102140031134 in words is "one hundred two billion, one hundred forty million, thirty-one thousand, one hundred thirty-four".