22112400302001 has 24 divisors (see below), whose sum is σ = 33617476363744. Its totient is φ = 14521576307040.

The previous prime is 22112400301997. The next prime is 22112400302011. The reversal of 22112400302001 is 10020300421122.

It is a happy number.

22112400302001 is a `hidden beast` number, since 2 + 21 + 12 + 400 + 30 + 200 + 1 = 666.

It is not a de Polignac number, because 22112400302001 - 2² = 22112400301997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112400302011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 679069780 + ... + 679102341.

Almost surely, 2^{22112400302001} is an apocalyptic number.

It is an amenable number.

22112400302001 is a deficient number, since it is larger than the sum of its proper divisors (11505076061743).

22112400302001 is an equidigital number, since it uses as much as digits as its factorization.

22112400302001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358172203 (or 1358172191 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22112400302001 its reverse (10020300421122), we get a palindrome (32132700723123).

The spelling of 22112400302001 in words is "twenty-two trillion, one hundred twelve billion, four hundred million, three hundred two thousand, one".