922113121 has 4 divisors (see below), whose sum is σ = 924131332. Its totient is φ = 920094912.

The previous prime is 922113107. The next prime is 922113131. The reversal of 922113121 is 121311229.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 789610000 + 132503121 = 28100^2 + 11511^2 .

It is a cyclic number.

It is not a de Polignac number, because 922113121 - 2¹⁵ = 922080353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 922113092 and 922113101.

It is not an unprimeable number, because it can be changed into a prime (922113131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008420 + ... + 1009333.

It is an arithmetic number, because the mean of its divisors is an integer number (231032833).

Almost surely, 2^922113121 is an apocalyptic number.

It is an amenable number.

922113121 is a deficient number, since it is larger than the sum of its proper divisors (2018211).

922113121 is a wasteful number, since it uses less digits than its factorization.

922113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018210.

The product of its digits is 216, while the sum is 22.

The square root of 922113121 is about 30366.3155651126. The cubic root of 922113121 is about 973.3328937442.

The spelling of 922113121 in words is "nine hundred twenty-two million, one hundred thirteen thousand, one hundred twenty-one".