2112022222321 has 16 divisors (see below), whose sum is σ = 2480903484480. Its totient is φ = 1776449390080.

The previous prime is 2112022222319. The next prime is 2112022222361. The reversal of 2112022222321 is 1232222202112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2112022222321 - 2¹ = 2112022222319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112022222292 and 2112022222301.

It is not an unprimeable number, because it can be changed into a prime (2112022222361) 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, 95702836 + ... + 95724901.

It is an arithmetic number, because the mean of its divisors is an integer number (155056467780).

Almost surely, 2^{2112022222321} is an apocalyptic number.

It is an amenable number.

2112022222321 is a deficient number, since it is larger than the sum of its proper divisors (368881262159).

2112022222321 is a wasteful number, since it uses less digits than its factorization.

2112022222321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191427824.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2112022222321 its reverse (1232222202112), we get a palindrome (3344244424433).

The spelling of 2112022222321 in words is "two trillion, one hundred twelve billion, twenty-two million, two hundred twenty-two thousand, three hundred twenty-one".