122110211087 has 2 divisors, whose sum is σ = 122110211088. Its totient is φ = 122110211086.

The previous prime is 122110211051. The next prime is 122110211177. The reversal of 122110211087 is 780112011221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122110211087 - 2¹⁸ = 122109948943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122110211687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055105543 + 61055105544.

It is an arithmetic number, because the mean of its divisors is an integer number (61055105544).

Almost surely, 2^122110211087 is an apocalyptic number.

122110211087 is a deficient number, since it is larger than the sum of its proper divisors (1).

122110211087 is an equidigital number, since it uses as much as digits as its factorization.

122110211087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 26.

The spelling of 122110211087 in words is "one hundred twenty-two billion, one hundred ten million, two hundred eleven thousand, eighty-seven".