102311021230312 has 16 divisors (see below), whose sum is σ = 192449991708000. Its totient is φ = 50991023441520.

The previous prime is 102311021230307. The next prime is 102311021230351. The reversal of 102311021230312 is 213032120113201.

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, 20560894062 + ... + 20560899037.

It is an arithmetic number, because the mean of its divisors is an integer number (12028124481750).

Almost surely, 2^{102311021230312} is an apocalyptic number.

It is an amenable number.

102311021230312 is a deficient number, since it is larger than the sum of its proper divisors (90138970477688).

102311021230312 is a wasteful number, since it uses less digits than its factorization.

102311021230312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41121793416 (or 41121793412 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 102311021230312 its reverse (213032120113201), we get a palindrome (315343141343513).

The spelling of 102311021230312 in words is "one hundred two trillion, three hundred eleven billion, twenty-one million, two hundred thirty thousand, three hundred twelve".