102131112322 has 8 divisors (see below), whose sum is σ = 153295573500. Its totient is φ = 51032587824.

The previous prime is 102131112311. The next prime is 102131112329. The reversal of 102131112322 is 223211131201.

It can be written as a sum of positive squares in 2 ways, for example, as 101080120761 + 1050991561 = 317931^2 + 32419^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 102131112322.

It is not an unprimeable number, because it can be changed into a prime (102131112329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16480297 + ... + 16486492.

Almost surely, 2^102131112322 is an apocalyptic number.

102131112322 is a deficient number, since it is larger than the sum of its proper divisors (51164461178).

102131112322 is a wasteful number, since it uses less digits than its factorization.

102131112322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32968340.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102131112322 its reverse (223211131201), we get a palindrome (325342243523).

The spelling of 102131112322 in words is "one hundred two billion, one hundred thirty-one million, one hundred twelve thousand, three hundred twenty-two".