22311318053 has 2 divisors, whose sum is σ = 22311318054. Its totient is φ = 22311318052.

The previous prime is 22311317993. The next prime is 22311318079. The reversal of 22311318053 is 35081311322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20768556769 + 1542761284 = 144113^2 + 39278^2 .

It is a cyclic number.

It is not a de Polignac number, because 22311318053 - 2¹⁸ = 22311055909 is a prime.

It is a super-3 number, since 3×22311318053³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22311308053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11155659026 + 11155659027.

It is an arithmetic number, because the mean of its divisors is an integer number (11155659027).

Almost surely, 2^22311318053 is an apocalyptic number.

It is an amenable number.

22311318053 is a deficient number, since it is larger than the sum of its proper divisors (1).

22311318053 is an equidigital number, since it uses as much as digits as its factorization.

22311318053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 22311318053 its reverse (35081311322), we get a palindrome (57392629375).

The spelling of 22311318053 in words is "twenty-two billion, three hundred eleven million, three hundred eighteen thousand, fifty-three".