12222121033101 has 16 divisors (see below), whose sum is σ = 18625054066304. Its totient is φ = 6983743048704.

The previous prime is 12222121033069. The next prime is 12222121033117. The reversal of 12222121033101 is 10133012122221.

It is not a de Polignac number, because 12222121033101 - 2⁵ = 12222121033069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222121033601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13127236 + ... + 14027421.

It is an arithmetic number, because the mean of its divisors is an integer number (1164065879144).

Almost surely, 2^{12222121033101} is an apocalyptic number.

It is an amenable number.

12222121033101 is a deficient number, since it is larger than the sum of its proper divisors (6402933033203).

12222121033101 is a wasteful number, since it uses less digits than its factorization.

12222121033101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27176100.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12222121033101 its reverse (10133012122221), we get a palindrome (22355133155322).

The spelling of 12222121033101 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty-one million, thirty-three thousand, one hundred one".