22504110021201 has 4 divisors (see below), whose sum is σ = 30005480028272. Its totient is φ = 15002740014132.

The previous prime is 22504110021187. The next prime is 22504110021203. The reversal of 22504110021201 is 10212001140522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22504110021201 - 2²² = 22504105826897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22504110021203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750685003531 + ... + 3750685003536.

It is an arithmetic number, because the mean of its divisors is an integer number (7501370007068).

Almost surely, 2^{22504110021201} is an apocalyptic number.

It is an amenable number.

22504110021201 is a deficient number, since it is larger than the sum of its proper divisors (7501370007071).

22504110021201 is an equidigital number, since it uses as much as digits as its factorization.

22504110021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501370007070.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 22504110021201 its reverse (10212001140522), we get a palindrome (32716111161723).

The spelling of 22504110021201 in words is "twenty-two trillion, five hundred four billion, one hundred ten million, twenty-one thousand, two hundred one".