122244042101 has 2 divisors, whose sum is σ = 122244042102. Its totient is φ = 122244042100.

The previous prime is 122244042071. The next prime is 122244042127. The reversal of 122244042101 is 101240442221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121514988100 + 729054001 = 348590^2 + 27001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122244042101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122244042161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61122021050 + 61122021051.

It is an arithmetic number, because the mean of its divisors is an integer number (61122021051).

Almost surely, 2^122244042101 is an apocalyptic number.

It is an amenable number.

122244042101 is a deficient number, since it is larger than the sum of its proper divisors (1).

122244042101 is an equidigital number, since it uses as much as digits as its factorization.

122244042101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 122244042101 its reverse (101240442221), we get a palindrome (223484484322).

The spelling of 122244042101 in words is "one hundred twenty-two billion, two hundred forty-four million, forty-two thousand, one hundred one".