122122012002111 has 48 divisors (see below), whose sum is σ = 194279979928320. Its totient is φ = 73303945637760.

The previous prime is 122122012002077. The next prime is 122122012002113. The reversal of 122122012002111 is 111200210221221.

122122012002111 is a `hidden beast` number, since 1 + 221 + 220 + 1 + 200 + 21 + 1 + 1 = 666.

It is not a de Polignac number, because 122122012002111 - 2³³ = 122113422067519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122122012002113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42604750 + ... + 45380708.

It is an arithmetic number, because the mean of its divisors is an integer number (4047499581840).

Almost surely, 2^{122122012002111} is an apocalyptic number.

122122012002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122122012002111 is a deficient number, since it is larger than the sum of its proper divisors (72157967926209).

122122012002111 is a wasteful number, since it uses less digits than its factorization.

122122012002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780236 (or 2780233 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122122012002111 its reverse (111200210221221), we get a palindrome (233322222223332).

The spelling of 122122012002111 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, twelve million, two thousand, one hundred eleven".