120121101122210 has 16 divisors (see below), whose sum is σ = 216218112553656. Its totient is φ = 48048411441408.

The previous prime is 120121101122203. The next prime is 120121101122237. The reversal of 120121101122210 is 12221101121021.

It can be written as a sum of positive squares in 4 ways, for example, as 84871980334801 + 35249120787409 = 9212599^2 + 5937097^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23258612 + ... + 27950048.

Almost surely, 2^{120121101122210} is an apocalyptic number.

120121101122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120121101122210 is a deficient number, since it is larger than the sum of its proper divisors (96097011431446).

120121101122210 is a wasteful number, since it uses less digits than its factorization.

120121101122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251877.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120121101122210 its reverse (12221101121021), we get a palindrome (132342202243231).

The spelling of 120121101122210 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty-two thousand, two hundred ten".