22033012553 has 2 divisors, whose sum is σ = 22033012554. Its totient is φ = 22033012552.

The previous prime is 22033012549. The next prime is 22033012567. The reversal of 22033012553 is 35521033022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20122273609 + 1910738944 = 141853^2 + 43712^2 .

It is a cyclic number.

It is not a de Polignac number, because 22033012553 - 2² = 22033012549 is a prime.

It is not a weakly prime, because it can be changed into another prime (22033012583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016506276 + 11016506277.

It is an arithmetic number, because the mean of its divisors is an integer number (11016506277).

Almost surely, 2^22033012553 is an apocalyptic number.

It is an amenable number.

22033012553 is a deficient number, since it is larger than the sum of its proper divisors (1).

22033012553 is an equidigital number, since it uses as much as digits as its factorization.

22033012553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 22033012553 its reverse (35521033022), we get a palindrome (57554045575).

The spelling of 22033012553 in words is "twenty-two billion, thirty-three million, twelve thousand, five hundred fifty-three".