122000002211091 has 16 divisors (see below), whose sum is σ = 162857816352000. Its totient is φ = 81237776815008.

The previous prime is 122000002211077. The next prime is 122000002211111. The reversal of 122000002211091 is 190112200000221.

It is a de Polignac number, because none of the positive numbers 2^k-122000002211091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122000002218091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29924800 + ... + 33756386.

It is an arithmetic number, because the mean of its divisors is an integer number (10178613522000).

Almost surely, 2^{122000002211091} is an apocalyptic number.

122000002211091 is a deficient number, since it is larger than the sum of its proper divisors (40857814140909).

122000002211091 is a wasteful number, since it uses less digits than its factorization.

122000002211091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844058.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 122000002211091 in words is "one hundred twenty-two trillion, two million, two hundred eleven thousand, ninety-one".