122452114021 has 2 divisors, whose sum is σ = 122452114022. Its totient is φ = 122452114020.

The previous prime is 122452114013. The next prime is 122452114087. The reversal of 122452114021 is 120411254221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79307008225 + 43145105796 = 281615^2 + 207714^2 .

It is a cyclic number.

It is not a de Polignac number, because 122452114021 - 2³ = 122452114013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122452118021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61226057010 + 61226057011.

It is an arithmetic number, because the mean of its divisors is an integer number (61226057011).

Almost surely, 2^122452114021 is an apocalyptic number.

It is an amenable number.

122452114021 is a deficient number, since it is larger than the sum of its proper divisors (1).

122452114021 is an equidigital number, since it uses as much as digits as its factorization.

122452114021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 122452114021 its reverse (120411254221), we get a palindrome (242863368242).

The spelling of 122452114021 in words is "one hundred twenty-two billion, four hundred fifty-two million, one hundred fourteen thousand, twenty-one".