22312189841 has 2 divisors, whose sum is σ = 22312189842. Its totient is φ = 22312189840.

The previous prime is 22312189819. The next prime is 22312189919. The reversal of 22312189841 is 14898121322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13830700816 + 8481489025 = 117604^2 + 92095^2 .

It is a cyclic number.

It is not a de Polignac number, because 22312189841 - 2¹⁸ = 22311927697 is a prime.

It is a super-3 number, since 3×22312189841³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22312189811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11156094920 + 11156094921.

It is an arithmetic number, because the mean of its divisors is an integer number (11156094921).

Almost surely, 2^22312189841 is an apocalyptic number.

It is an amenable number.

22312189841 is a deficient number, since it is larger than the sum of its proper divisors (1).

22312189841 is an equidigital number, since it uses as much as digits as its factorization.

22312189841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 41.

The spelling of 22312189841 in words is "twenty-two billion, three hundred twelve million, one hundred eighty-nine thousand, eight hundred forty-one".