102131321342 has 8 divisors (see below), whose sum is σ = 153239893032. Its totient is φ = 51051357000.

The previous prime is 102131321323. The next prime is 102131321351. The reversal of 102131321342 is 243123131201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7142909 + ... + 7157192.

It is an arithmetic number, because the mean of its divisors is an integer number (19154986629).

Almost surely, 2^102131321342 is an apocalyptic number.

102131321342 is a deficient number, since it is larger than the sum of its proper divisors (51108571690).

102131321342 is a wasteful number, since it uses less digits than its factorization.

102131321342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14303674.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102131321342 its reverse (243123131201), we get a palindrome (345254452543).

The spelling of 102131321342 in words is "one hundred two billion, one hundred thirty-one million, three hundred twenty-one thousand, three hundred forty-two".