11312122 has 8 divisors (see below), whose sum is σ = 17010900. Its totient is φ = 5641824.

The previous prime is 11312111. The next prime is 11312177. The reversal of 11312122 is 22121311.

It can be written as a sum of positive squares in 2 ways, for example, as 11282881 + 29241 = 3359^2 + 171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6097 + ... + 7732.

Almost surely, 2^11312122 is an apocalyptic number.

11312122 is a deficient number, since it is larger than the sum of its proper divisors (5698778).

11312122 is a wasteful number, since it uses less digits than its factorization.

11312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14240.

The product of its digits is 24, while the sum is 13.

The square root of 11312122 is about 3363.3498182615. The cubic root of 11312122 is about 224.4819157957.

Adding to 11312122 its product of digits (24), we get a triangular number (11312146 = T₄₇₅₆).

Adding to 11312122 its reverse (22121311), we get a palindrome (33433433).

The spelling of 11312122 in words is "eleven million, three hundred twelve thousand, one hundred twenty-two".