2102120012210 has 32 divisors (see below), whose sum is σ = 4044630506112. Its totient is φ = 784672577920.

The previous prime is 2102120012119. The next prime is 2102120012219. The reversal of 2102120012210 is 122100212012.

It is not an unprimeable number, because it can be changed into a prime (2102120012219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111449744 + ... + 111468603.

It is an arithmetic number, because the mean of its divisors is an integer number (126394703316).

Almost surely, 2^{2102120012210} is an apocalyptic number.

2102120012210 is a deficient number, since it is larger than the sum of its proper divisors (1942510493902).

2102120012210 is a wasteful number, since it uses less digits than its factorization.

2102120012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222918418.

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

Adding to 2102120012210 its reverse (122100212012), we get a palindrome (2224220224222).

The spelling of 2102120012210 in words is "two trillion, one hundred two billion, one hundred twenty million, twelve thousand, two hundred ten".