201102222122121 has 32 divisors (see below), whose sum is σ = 278541634371840. Its totient is φ = 128958835276800.

The previous prime is 201102222122089. The next prime is 201102222122149. The reversal of 201102222122121 is 121221222201102.

It is not a de Polignac number, because 201102222122121 - 2⁵ = 201102222122089 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201102222122621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20211315 + ... + 28472823.

It is an arithmetic number, because the mean of its divisors is an integer number (8704426074120).

Almost surely, 2^{201102222122121} is an apocalyptic number.

It is an amenable number.

201102222122121 is a deficient number, since it is larger than the sum of its proper divisors (77439412249719).

201102222122121 is a wasteful number, since it uses less digits than its factorization.

201102222122121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8264337.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 201102222122121 its reverse (121221222201102), we get a palindrome (322323444323223).

The spelling of 201102222122121 in words is "two hundred one trillion, one hundred two billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-one".