102121322313200 has 60 divisors (see below), whose sum is σ = 251052208919688. Its totient is φ = 39898563129600.

The previous prime is 102121322313187. The next prime is 102121322313209. The reversal of 102121322313200 is 2313223121201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102121322313209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2968625891 + ... + 2968660290.

Almost surely, 2^{102121322313200} is an apocalyptic number.

102121322313200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102121322313200 is an abundant number, since it is smaller than the sum of its proper divisors (148930886606488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102121322313200 is a wasteful number, since it uses less digits than its factorization.

102121322313200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5937286242 (or 5937286231 counting only the distinct ones).

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

Adding to 102121322313200 its reverse (2313223121201), we get a palindrome (104434545434401).

The spelling of 102121322313200 in words is "one hundred two trillion, one hundred twenty-one billion, three hundred twenty-two million, three hundred thirteen thousand, two hundred".