122350202221631 has 2 divisors, whose sum is σ = 122350202221632. Its totient is φ = 122350202221630.

The previous prime is 122350202221613. The next prime is 122350202221679. The reversal of 122350202221631 is 136122202053221.

Together with previous prime (122350202221613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122350202221631 is a prime.

It is a super-2 number, since 2×122350202221631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122350202221231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61175101110815 + 61175101110816.

It is an arithmetic number, because the mean of its divisors is an integer number (61175101110816).

Almost surely, 2^{122350202221631} is an apocalyptic number.

122350202221631 is a deficient number, since it is larger than the sum of its proper divisors (1).

122350202221631 is an equidigital number, since it uses as much as digits as its factorization.

122350202221631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 122350202221631 its reverse (136122202053221), we get a palindrome (258472404274852).

The spelling of 122350202221631 in words is "one hundred twenty-two trillion, three hundred fifty billion, two hundred two million, two hundred twenty-one thousand, six hundred thirty-one".