2102202131610 has 32 divisors (see below), whose sum is σ = 5766040132992. Its totient is φ = 480503344320.

The previous prime is 2102202131609. The next prime is 2102202131611. The reversal of 2102202131610 is 161312022012.

It is an interprime number because it is at equal distance from previous prime (2102202131609) and next prime (2102202131611).

It is a super-2 number, since 2×2102202131610² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2102202131611) 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, 5005242961 + ... + 5005243380.

It is an arithmetic number, because the mean of its divisors is an integer number (180188754156).

Almost surely, 2^{2102202131610} is an apocalyptic number.

2102202131610 is an abundant number, since it is smaller than the sum of its proper divisors (3663838001382).

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

2102202131610 is a wasteful number, since it uses less digits than its factorization.

2102202131610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010486358.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2102202131610 its reverse (161312022012), we get a palindrome (2263514153622).

The spelling of 2102202131610 in words is "two trillion, one hundred two billion, two hundred two million, one hundred thirty-one thousand, six hundred ten".