202101210120110 has 32 divisors (see below), whose sum is σ = 415754412705792. Its totient is φ = 69291284821920.

The previous prime is 202101210120059. The next prime is 202101210120163. The reversal of 202101210120110 is 11021012101202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

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, 2846936 + ... + 20305355.

It is an arithmetic number, because the mean of its divisors is an integer number (12992325397056).

Almost surely, 2^{202101210120110} is an apocalyptic number.

202101210120110 is an abundant number, since it is smaller than the sum of its proper divisors (213653202585682).

202101210120110 is a wasteful number, since it uses less digits than its factorization.

202101210120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23277008.

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

Adding to 202101210120110 its reverse (11021012101202), we get a palindrome (213122222221312).

The spelling of 202101210120110 in words is "two hundred two trillion, one hundred one billion, two hundred ten million, one hundred twenty thousand, one hundred ten".