210120222100100 has 72 divisors (see below), whose sum is σ = 516878732643840. Its totient is φ = 73499543268480.

The previous prime is 210120222100031. The next prime is 210120222100153. The reversal of 210120222100100 is 1001222021012.

210120222100100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4253421092 + ... + 4253470491.

It is an arithmetic number, because the mean of its divisors is an integer number (7178871286720).

Almost surely, 2^{210120222100100} is an apocalyptic number.

210120222100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210120222100100 is an abundant number, since it is smaller than the sum of its proper divisors (306758510543740).

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

210120222100100 is a wasteful number, since it uses less digits than its factorization.

210120222100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8506891629 (or 8506891622 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210120222100100 its reverse (1001222021012), we get a palindrome (211121444121112).

The spelling of 210120222100100 in words is "two hundred ten trillion, one hundred twenty billion, two hundred twenty-two million, one hundred thousand, one hundred".