2222113321021 has 12 divisors (see below), whose sum is σ = 2478943252576. Its totient is φ = 1989952220520.

The previous prime is 2222113320997. The next prime is 2222113321067. The reversal of 2222113321021 is 1201233112222.

It is not a de Polignac number, because 2222113321021 - 2⁹ = 2222113320509 is a prime.

It is a super-2 number, since 2×2222113321021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2222113320983 and 2222113321001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222113321081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137040945 + ... + 137057158.

Almost surely, 2^{2222113321021} is an apocalyptic number.

It is an amenable number.

2222113321021 is a deficient number, since it is larger than the sum of its proper divisors (256829931555).

2222113321021 is a wasteful number, since it uses less digits than its factorization.

2222113321021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274098192 (or 274098181 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2222113321021 its reverse (1201233112222), we get a palindrome (3423346433243).

The spelling of 2222113321021 in words is "two trillion, two hundred twenty-two billion, one hundred thirteen million, three hundred twenty-one thousand, twenty-one".