22011136061 has 2 divisors, whose sum is σ = 22011136062. Its totient is φ = 22011136060.

The previous prime is 22011136031. The next prime is 22011136079. The reversal of 22011136061 is 16063111022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21991110436 + 20025625 = 148294^2 + 4475^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011136061 - 2³⁰ = 20937394237 is a prime.

It is a super-2 number, since 2×22011136061² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22011136001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005568030 + 11005568031.

It is an arithmetic number, because the mean of its divisors is an integer number (11005568031).

Almost surely, 2^22011136061 is an apocalyptic number.

It is an amenable number.

22011136061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011136061 is an equidigital number, since it uses as much as digits as its factorization.

22011136061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 22011136061 its reverse (16063111022), we get a palindrome (38074247083).

The spelling of 22011136061 in words is "twenty-two billion, eleven million, one hundred thirty-six thousand, sixty-one".