102110221001210 has 128 divisors (see below), whose sum is σ = 192282540690240. Its totient is φ = 38993284915200.

The previous prime is 102110221001161. The next prime is 102110221001231. The reversal of 102110221001210 is 12100122011201.

It can be written as a sum of positive squares in 32 ways, for example, as 8293426588561 + 93816794412649 = 2879831^2 + 9685907^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26068474172 + ... + 26068478088.

Almost surely, 2^{102110221001210} is an apocalyptic number.

102110221001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102110221001210 is a deficient number, since it is larger than the sum of its proper divisors (90172319689030).

102110221001210 is a wasteful number, since it uses less digits than its factorization.

102110221001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6852.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102110221001210 its reverse (12100122011201), we get a palindrome (114210343012411).

The spelling of 102110221001210 in words is "one hundred two trillion, one hundred ten billion, two hundred twenty-one million, one thousand, two hundred ten".