122311015201 has 2 divisors, whose sum is σ = 122311015202. Its totient is φ = 122311015200.

The previous prime is 122311015199. The next prime is 122311015223. The reversal of 122311015201 is 102510113221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92279858176 + 30031157025 = 303776^2 + 173295^2 .

It is a cyclic number.

It is not a de Polignac number, because 122311015201 - 2¹ = 122311015199 is a prime.

Together with 122311015199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (122311015291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155507600 + 61155507601.

It is an arithmetic number, because the mean of its divisors is an integer number (61155507601).

Almost surely, 2^122311015201 is an apocalyptic number.

It is an amenable number.

122311015201 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311015201 is an equidigital number, since it uses as much as digits as its factorization.

122311015201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 122311015201 its reverse (102510113221), we get a palindrome (224821128422).

The spelling of 122311015201 in words is "one hundred twenty-two billion, three hundred eleven million, fifteen thousand, two hundred one".