922112111211211 has 16 divisors (see below), whose sum is σ = 923071582540800. Its totient is φ = 921153174222528.

The previous prime is 922112111211199. The next prime is 922112111211217. The reversal of 922112111211211 is 112112111211229.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-922112111211211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 922112111211211.

It is not an unprimeable number, because it can be changed into a prime (922112111211217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73363993335 + ... + 73364005903.

It is an arithmetic number, because the mean of its divisors is an integer number (57691973908800).

Almost surely, 2^{922112111211211} is an apocalyptic number.

922112111211211 is a deficient number, since it is larger than the sum of its proper divisors (959471329589).

922112111211211 is a wasteful number, since it uses less digits than its factorization.

922112111211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28218.

The product of its digits is 288, while the sum is 28.

The spelling of 922112111211211 in words is "nine hundred twenty-two trillion, one hundred twelve billion, one hundred eleven million, two hundred eleven thousand, two hundred eleven".