11312234312 has 32 divisors (see below), whose sum is σ = 21429645120. Its totient is φ = 5597766720.

The previous prime is 11312234303. The next prime is 11312234327. The reversal of 11312234312 is 21343221311.

It is a super-2 number, since 2×11312234312² (a number of 21 digits) contains 22 as substring.

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, 950237 + ... + 962067.

It is an arithmetic number, because the mean of its divisors is an integer number (669676410).

Almost surely, 2^11312234312 is an apocalyptic number.

It is an amenable number.

11312234312 is a deficient number, since it is larger than the sum of its proper divisors (10117410808).

11312234312 is a wasteful number, since it uses less digits than its factorization.

11312234312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13061 (or 13057 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 11312234312 its reverse (21343221311), we get a palindrome (32655455623).

The spelling of 11312234312 in words is "eleven billion, three hundred twelve million, two hundred thirty-four thousand, three hundred twelve".