122621370983 has 2 divisors, whose sum is σ = 122621370984. Its totient is φ = 122621370982.

The previous prime is 122621370979. The next prime is 122621370997. The reversal of 122621370983 is 389073126221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122621370983 - 2² = 122621370979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122621370913) 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, 61310685491 + 61310685492.

It is an arithmetic number, because the mean of its divisors is an integer number (61310685492).

Almost surely, 2^122621370983 is an apocalyptic number.

122621370983 is a deficient number, since it is larger than the sum of its proper divisors (1).

122621370983 is an equidigital number, since it uses as much as digits as its factorization.

122621370983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 122621370983 in words is "one hundred twenty-two billion, six hundred twenty-one million, three hundred seventy thousand, nine hundred eighty-three".