2102112202210 has 32 divisors (see below), whose sum is σ = 3794379265584. Its totient is φ = 838497312000.

The previous prime is 2102112202181. The next prime is 2102112202217. The reversal of 2102112202210 is 122022112012.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1691401690521 + 410710511689 = 1300539^2 + 640867^2 .

It is not an unprimeable number, because it can be changed into a prime (2102112202217) 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, 5556900 + ... + 5923120.

Almost surely, 2^{2102112202210} is an apocalyptic number.

2102112202210 is a deficient number, since it is larger than the sum of its proper divisors (1692267063374).

2102112202210 is a wasteful number, since it uses less digits than its factorization.

2102112202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367830.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102112202210 its reverse (122022112012), we get a palindrome (2224134314222).

The spelling of 2102112202210 in words is "two trillion, one hundred two billion, one hundred twelve million, two hundred two thousand, two hundred ten".