3111122122 has 8 divisors (see below), whose sum is σ = 4743186372. Its totient is φ = 1530060000.

The previous prime is 3111122093. The next prime is 3111122173. The reversal of 3111122122 is 2212211113.

It can be written as a sum of positive squares in 2 ways, for example, as 2611107801 + 500014321 = 51099^2 + 22361^2 .

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 = 3111122096 and 3111122105.

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, 12750379 + ... + 12750622.

Almost surely, 2^3111122122 is an apocalyptic number.

3111122122 is a deficient number, since it is larger than the sum of its proper divisors (1632064250).

3111122122 is a wasteful number, since it uses less digits than its factorization.

3111122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25501064.

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

The square root of 3111122122 is about 55777.4338061550. The cubic root of 3111122122 is about 1459.8414355225.

Adding to 3111122122 its reverse (2212211113), we get a palindrome (5323333235).

The spelling of 3111122122 in words is "three billion, one hundred eleven million, one hundred twenty-two thousand, one hundred twenty-two".