102131334 has 32 divisors (see below), whose sum is σ = 229703040. Its totient is φ = 33632136.

The previous prime is 102131269. The next prime is 102131347. The reversal of 102131334 is 433131201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6912 + ... + 15875.

It is an arithmetic number, because the mean of its divisors is an integer number (7178220).

Almost surely, 2^102131334 is an apocalyptic number.

102131334 is an abundant number, since it is smaller than the sum of its proper divisors (127571706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102131334 is a wasteful number, since it uses less digits than its factorization.

102131334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22881 (or 22875 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 102131334 is about 10106.0048486036. The cubic root of 102131334 is about 467.4333213451.

Adding to 102131334 its reverse (433131201), we get a palindrome (535262535).

The spelling of 102131334 in words is "one hundred two million, one hundred thirty-one thousand, three hundred thirty-four".