102131122 has 8 divisors (see below), whose sum is σ = 153639216. Its totient is φ = 50918052.

The previous prime is 102131119. The next prime is 102131131. The reversal of 102131122 is 221131201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72888 + ... + 74275.

It is an arithmetic number, because the mean of its divisors is an integer number (19204902).

Almost surely, 2^102131122 is an apocalyptic number.

102131122 is a deficient number, since it is larger than the sum of its proper divisors (51508094).

102131122 is a wasteful number, since it uses less digits than its factorization.

102131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147512.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 102131122 is about 10105.9943597847. The cubic root of 102131122 is about 467.4329979187.

Adding to 102131122 its reverse (221131201), we get a palindrome (323262323).

The spelling of 102131122 in words is "one hundred two million, one hundred thirty-one thousand, one hundred twenty-two".