210120012202099 has 4 divisors (see below), whose sum is σ = 210178265605264. Its totient is φ = 210061758798936.

The previous prime is 210120012202091. The next prime is 210120012202129. The reversal of 210120012202099 is 990202210021012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210120012202099 - 2³ = 210120012202091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210120012202099.

It is not an unprimeable number, because it can be changed into a prime (210120012202091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29126696172 + ... + 29126703385.

It is an arithmetic number, because the mean of its divisors is an integer number (52544566401316).

Almost surely, 2^{210120012202099} is an apocalyptic number.

210120012202099 is a deficient number, since it is larger than the sum of its proper divisors (58253403165).

210120012202099 is an equidigital number, since it uses as much as digits as its factorization.

210120012202099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58253403164.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 210120012202099 in words is "two hundred ten trillion, one hundred twenty billion, twelve million, two hundred two thousand, ninety-nine".