12102222101210 has 32 divisors (see below), whose sum is σ = 23084810557200. Its totient is φ = 4559962570240.

The previous prime is 12102222101153. The next prime is 12102222101269. The reversal of 12102222101210 is 1210122220121.

It can be written as a sum of positive squares in 8 ways, for example, as 4181898210961 + 7920323890249 = 2044969^2 + 2814307^2 .

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, 508912505 + ... + 508936284.

Almost surely, 2^{12102222101210} is an apocalyptic number.

12102222101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102222101210 is a deficient number, since it is larger than the sum of its proper divisors (10982588455990).

12102222101210 is a wasteful number, since it uses less digits than its factorization.

12102222101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017848866.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12102222101210 its reverse (1210122220121), we get a palindrome (13312344321331).

The spelling of 12102222101210 in words is "twelve trillion, one hundred two billion, two hundred twenty-two million, one hundred one thousand, two hundred ten".