22013323136737 has 2 divisors, whose sum is σ = 22013323136738. Its totient is φ = 22013323136736.

The previous prime is 22013323136713. The next prime is 22013323136741. The reversal of 22013323136737 is 73763132331022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19856372690401 + 2156950446336 = 4456049^2 + 1468656^2 .

It is a cyclic number.

It is not a de Polignac number, because 22013323136737 - 2²⁷ = 22013188919009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22013323136693 and 22013323136702.

It is not a weakly prime, because it can be changed into another prime (22013323136767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006661568368 + 11006661568369.

It is an arithmetic number, because the mean of its divisors is an integer number (11006661568369).

Almost surely, 2^{22013323136737} is an apocalyptic number.

It is an amenable number.

22013323136737 is a deficient number, since it is larger than the sum of its proper divisors (1).

22013323136737 is an equidigital number, since it uses as much as digits as its factorization.

22013323136737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 43.

Adding to 22013323136737 its reverse (73763132331022), we get a palindrome (95776455467759).

The spelling of 22013323136737 in words is "twenty-two trillion, thirteen billion, three hundred twenty-three million, one hundred thirty-six thousand, seven hundred thirty-seven".