1331113122 has 16 divisors (see below), whose sum is σ = 2958029280. Its totient is φ = 443704356.

The previous prime is 1331113051. The next prime is 1331113159. The reversal of 1331113122 is 2213111331.

1331113122 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1331113095 and 1331113104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12325068 + ... + 12325175.

It is an arithmetic number, because the mean of its divisors is an integer number (184876830).

Almost surely, 2^1331113122 is an apocalyptic number.

1331113122 is an abundant number, since it is smaller than the sum of its proper divisors (1626916158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331113122 is a wasteful number, since it uses less digits than its factorization.

1331113122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24650254 (or 24650248 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 1331113122 is about 36484.4230048935. The cubic root of 1331113122 is about 1100.0311622026.

Adding to 1331113122 its reverse (2213111331), we get a palindrome (3544224453).

The spelling of 1331113122 in words is "one billion, three hundred thirty-one million, one hundred thirteen thousand, one hundred twenty-two".