11303331012 has 36 divisors (see below), whose sum is σ = 28613721136. Its totient is φ = 3762316080.

The previous prime is 11303330977. The next prime is 11303331029. The reversal of 11303331012 is 21013330311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202318 + ... + 252069.

Almost surely, 2^11303331012 is an apocalyptic number.

11303331012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11303331012 is an abundant number, since it is smaller than the sum of its proper divisors (17310390124).

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

11303331012 is a wasteful number, since it uses less digits than its factorization.

11303331012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455088 (or 455083 counting only the distinct ones).

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

Adding to 11303331012 its reverse (21013330311), we get a palindrome (32316661323).

The spelling of 11303331012 in words is "eleven billion, three hundred three million, three hundred thirty-one thousand, twelve".