122120410211 has 2 divisors, whose sum is σ = 122120410212. Its totient is φ = 122120410210.

The previous prime is 122120410207. The next prime is 122120410259. The reversal of 122120410211 is 112014021221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122120410211 - 2² = 122120410207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122120410211.

It is not a weakly prime, because it can be changed into another prime (122120400211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61060205105 + 61060205106.

It is an arithmetic number, because the mean of its divisors is an integer number (61060205106).

Almost surely, 2^122120410211 is an apocalyptic number.

122120410211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122120410211 is an equidigital number, since it uses as much as digits as its factorization.

122120410211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122120410211 its reverse (112014021221), we get a palindrome (234134431432).

The spelling of 122120410211 in words is "one hundred twenty-two billion, one hundred twenty million, four hundred ten thousand, two hundred eleven".