102021232220312 has 16 divisors (see below), whose sum is σ = 202542152202360. Its totient is φ = 48009991633024.

The previous prime is 102021232220269. The next prime is 102021232220333. The reversal of 102021232220312 is 213022232120201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375078059498 + ... + 375078059769.

Almost surely, 2^{102021232220312} is an apocalyptic number.

It is an amenable number.

102021232220312 is a deficient number, since it is larger than the sum of its proper divisors (100520919982048).

102021232220312 is a wasteful number, since it uses less digits than its factorization.

102021232220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750156119290 (or 750156119286 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 102021232220312 its reverse (213022232120201), we get a palindrome (315043464340513).

The spelling of 102021232220312 in words is "one hundred two trillion, twenty-one billion, two hundred thirty-two million, two hundred twenty thousand, three hundred twelve".