2100120212210 has 32 divisors (see below), whose sum is σ = 3805868985984. Its totient is φ = 834366736000.

The previous prime is 2100120212191. The next prime is 2100120212243. The reversal of 2100120212210 is 122120210012.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327656 + ... + 2075475.

It is an arithmetic number, because the mean of its divisors is an integer number (118933405812).

Almost surely, 2^{2100120212210} is an apocalyptic number.

2100120212210 is a deficient number, since it is larger than the sum of its proper divisors (1705748773774).

2100120212210 is a wasteful number, since it uses less digits than its factorization.

2100120212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403730.

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

Adding to 2100120212210 its reverse (122120210012), we get a palindrome (2222240422222).

The spelling of 2100120212210 in words is "two trillion, one hundred billion, one hundred twenty million, two hundred twelve thousand, two hundred ten".