2312111122 has 8 divisors (see below), whose sum is σ = 3474981900. Its totient is φ = 1153783824.

The previous prime is 2312111117. The next prime is 2312111141. The reversal of 2312111122 is 2211112132.

It can be written as a sum of positive squares in 2 ways, for example, as 1870649001 + 441462121 = 43251^2 + 21011^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2312111096 and 2312111105.

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, 1134597 + ... + 1136632.

Almost surely, 2^2312111122 is an apocalyptic number.

2312111122 is a deficient number, since it is larger than the sum of its proper divisors (1162870778).

2312111122 is a wasteful number, since it uses less digits than its factorization.

2312111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271740.

The product of its digits is 48, while the sum is 16.

The square root of 2312111122 is about 48084.4166232679. The cubic root of 2312111122 is about 1322.3189879509.

Adding to 2312111122 its reverse (2211112132), we get a palindrome (4523223254).

It can be divided in two parts, 23121 and 11122, that added together give a palindrome (34243).

The spelling of 2312111122 in words is "two billion, three hundred twelve million, one hundred eleven thousand, one hundred twenty-two".