122684477101 has 2 divisors, whose sum is σ = 122684477102. Its totient is φ = 122684477100.

The previous prime is 122684477057. The next prime is 122684477107. The reversal of 122684477101 is 101774486221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116467943076 + 6216534025 = 341274^2 + 78845^2 .

It is a cyclic number.

It is not a de Polignac number, because 122684477101 - 2¹⁹ = 122683952813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122684477107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61342238550 + 61342238551.

It is an arithmetic number, because the mean of its divisors is an integer number (61342238551).

Almost surely, 2^122684477101 is an apocalyptic number.

It is an amenable number.

122684477101 is a deficient number, since it is larger than the sum of its proper divisors (1).

122684477101 is an equidigital number, since it uses as much as digits as its factorization.

122684477101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 122684477101 in words is "one hundred twenty-two billion, six hundred eighty-four million, four hundred seventy-seven thousand, one hundred one".