23212244117 has 2 divisors, whose sum is σ = 23212244118. Its totient is φ = 23212244116.

The previous prime is 23212244101. The next prime is 23212244137. The reversal of 23212244117 is 71144221232.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17793959236 + 5418284881 = 133394^2 + 73609^2 .

It is a cyclic number.

It is not a de Polignac number, because 23212244117 - 2⁴ = 23212244101 is a prime.

It is a super-2 number, since 2×23212244117² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23212244117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23212244137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606122058 + 11606122059.

It is an arithmetic number, because the mean of its divisors is an integer number (11606122059).

Almost surely, 2^23212244117 is an apocalyptic number.

It is an amenable number.

23212244117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212244117 is an equidigital number, since it uses as much as digits as its factorization.

23212244117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

Adding to 23212244117 its reverse (71144221232), we get a palindrome (94356465349).

The spelling of 23212244117 in words is "twenty-three billion, two hundred twelve million, two hundred forty-four thousand, one hundred seventeen".