11311233130 has 16 divisors (see below), whose sum is σ = 20420641800. Its totient is φ = 4511066112.

The previous prime is 11311233071. The next prime is 11311233137. The reversal of 11311233130 is 3133211311.

It can be written as a sum of positive squares in 4 ways, for example, as 10869939081 + 441294049 = 104259^2 + 21007^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11311233098 and 11311233107.

It is not an unprimeable number, because it can be changed into a prime (11311233137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1674855 + ... + 1681594.

Almost surely, 2^11311233130 is an apocalyptic number.

11311233130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11311233130 is a deficient number, since it is larger than the sum of its proper divisors (9109408670).

11311233130 is a wasteful number, since it uses less digits than its factorization.

11311233130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356793.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11311233130 its reverse (3133211311), we get a palindrome (14444444441).

The spelling of 11311233130 in words is "eleven billion, three hundred eleven million, two hundred thirty-three thousand, one hundred thirty".