11323032312 has 32 divisors (see below), whose sum is σ = 28311177600. Its totient is φ = 3773864544.

The previous prime is 11323032277. The next prime is 11323032313. The reversal of 11323032312 is 21323032311.

It is a super-2 number, since 2×11323032312² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323032313) 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, 198343 + ... + 248969.

It is an arithmetic number, because the mean of its divisors is an integer number (884724300).

Almost surely, 2^11323032312 is an apocalyptic number.

11323032312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11323032312 is an abundant number, since it is smaller than the sum of its proper divisors (16988145288).

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

11323032312 is a wasteful number, since it uses less digits than its factorization.

11323032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59955 (or 59951 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11323032312 its reverse (21323032311), we get a palindrome (32646064623).

Subtracting 11323032312 from its reverse (21323032311), we obtain a palindrome (9999999999).

The spelling of 11323032312 in words is "eleven billion, three hundred twenty-three million, thirty-two thousand, three hundred twelve".