11303312130 has 64 divisors (see below), whose sum is σ = 32882371200. Its totient is φ = 2740196160.

The previous prime is 11303312093. The next prime is 11303312131. The reversal of 11303312130 is 3121330311.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11303312131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1899945 + ... + 1905884.

It is an arithmetic number, because the mean of its divisors is an integer number (513787050).

Almost surely, 2^11303312130 is an apocalyptic number.

11303312130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11303312130 is an abundant number, since it is smaller than the sum of its proper divisors (21579059070).

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

11303312130 is a wasteful number, since it uses less digits than its factorization.

11303312130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3805856 (or 3805850 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11303312130 its reverse (3121330311), we get a palindrome (14424642441).

The spelling of 11303312130 in words is "eleven billion, three hundred three million, three hundred twelve thousand, one hundred thirty".