210100120120992 has 48 divisors (see below), whose sum is σ = 555855435942912. Its totient is φ = 69481929484800.

The previous prime is 210100120120901. The next prime is 210100120120999. The reversal of 210100120120992 is 299021021001012.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (210100120120999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8616298509 + ... + 8616322892.

It is an arithmetic number, because the mean of its divisors is an integer number (11580321582144).

Almost surely, 2^{210100120120992} is an apocalyptic number.

It is an amenable number.

210100120120992 is an abundant number, since it is smaller than the sum of its proper divisors (345755315821920).

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

210100120120992 is a wasteful number, since it uses less digits than its factorization.

210100120120992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17232621541 (or 17232621533 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 210100120120992 in words is "two hundred ten trillion, one hundred billion, one hundred twenty million, one hundred twenty thousand, nine hundred ninety-two".