201210120122210 has 64 divisors (see below), whose sum is σ = 379467719011584. Its totient is φ = 76670563200000.

The previous prime is 201210120122191. The next prime is 201210120122287. The reversal of 201210120122210 is 12221021012102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 611831342 + ... + 612160118.

It is an arithmetic number, because the mean of its divisors is an integer number (5929183109556).

Almost surely, 2^{201210120122210} is an apocalyptic number.

201210120122210 is a deficient number, since it is larger than the sum of its proper divisors (178257598889374).

201210120122210 is a wasteful number, since it uses less digits than its factorization.

201210120122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339659.

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

Adding to 201210120122210 its reverse (12221021012102), we get a palindrome (213431141134312).

The spelling of 201210120122210 in words is "two hundred one trillion, two hundred ten billion, one hundred twenty million, one hundred twenty-two thousand, two hundred ten".