11312323132 has 48 divisors (see below), whose sum is σ = 23516841600. Its totient is φ = 4703348160.

The previous prime is 11312323117. The next prime is 11312323133. The reversal of 11312323132 is 23132321311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312323133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209058 + ... + 257545.

It is an arithmetic number, because the mean of its divisors is an integer number (489934200).

Almost surely, 2^11312323132 is an apocalyptic number.

It is an amenable number.

11312323132 is an abundant number, since it is smaller than the sum of its proper divisors (12204518468).

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

11312323132 is a wasteful number, since it uses less digits than its factorization.

11312323132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466666 (or 466664 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

Adding to 11312323132 its reverse (23132321311), we get a palindrome (34444644443).

The spelling of 11312323132 in words is "eleven billion, three hundred twelve million, three hundred twenty-three thousand, one hundred thirty-two".