122333012261 has 2 divisors, whose sum is σ = 122333012262. Its totient is φ = 122333012260.

The previous prime is 122333012233. The next prime is 122333012311. The reversal of 122333012261 is 162210333221.

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., 113427504100 + 8905508161 = 336790^2 + 94369^2 .

It is a cyclic number.

It is not a de Polignac number, because 122333012261 - 2³⁴ = 105153143077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122333012261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122333012201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61166506130 + 61166506131.

It is an arithmetic number, because the mean of its divisors is an integer number (61166506131).

Almost surely, 2^122333012261 is an apocalyptic number.

It is an amenable number.

122333012261 is a deficient number, since it is larger than the sum of its proper divisors (1).

122333012261 is an equidigital number, since it uses as much as digits as its factorization.

122333012261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 122333012261 its reverse (162210333221), we get a palindrome (284543345482).

The spelling of 122333012261 in words is "one hundred twenty-two billion, three hundred thirty-three million, twelve thousand, two hundred sixty-one".