210201222111102 has 24 divisors (see below), whose sum is σ = 456787423334736. Its totient is φ = 69859159868736.

The previous prime is 210201222111091. The next prime is 210201222111119. The reversal of 210201222111102 is 201111222102012.

210201222111102 is a `hidden beast` number, since 210 + 20 + 1 + 222 + 111 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17326174458 + ... + 17326186589.

It is an arithmetic number, because the mean of its divisors is an integer number (19032809305614).

Almost surely, 2^{210201222111102} is an apocalyptic number.

210201222111102 is an abundant number, since it is smaller than the sum of its proper divisors (246586201223634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210201222111102 is a wasteful number, since it uses less digits than its factorization.

210201222111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34652361392 (or 34652361389 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 210201222111102 its reverse (201111222102012), we get a palindrome (411312444213114).

The spelling of 210201222111102 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty-two million, one hundred eleven thousand, one hundred two".