122214625513 has 2 divisors, whose sum is σ = 122214625514. Its totient is φ = 122214625512.

The previous prime is 122214625493. The next prime is 122214625541. The reversal of 122214625513 is 315526412221.

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., 122214566464 + 59049 = 349592^2 + 243^2 .

It is an emirp because it is prime and its reverse (315526412221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122214625513 is a prime.

It is not a weakly prime, because it can be changed into another prime (122214625613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61107312756 + 61107312757.

It is an arithmetic number, because the mean of its divisors is an integer number (61107312757).

Almost surely, 2^122214625513 is an apocalyptic number.

It is an amenable number.

122214625513 is a deficient number, since it is larger than the sum of its proper divisors (1).

122214625513 is an equidigital number, since it uses as much as digits as its factorization.

122214625513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 34.

The spelling of 122214625513 in words is "one hundred twenty-two billion, two hundred fourteen million, six hundred twenty-five thousand, five hundred thirteen".