11231003312 has 10 divisors (see below), whose sum is σ = 21760068948. Its totient is φ = 5615501648.

The previous prime is 11231003291. The next prime is 11231003317. The reversal of 11231003312 is 21330013211.

It is a super-2 number, since 2×11231003312² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11231003317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350968838 + ... + 350968869.

Almost surely, 2^11231003312 is an apocalyptic number.

It is an amenable number.

11231003312 is a deficient number, since it is larger than the sum of its proper divisors (10529065636).

11231003312 is an equidigital number, since it uses as much as digits as its factorization.

11231003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701937715 (or 701937709 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11231003312 its reverse (21330013211), we get a palindrome (32561016523).

The spelling of 11231003312 in words is "eleven billion, two hundred thirty-one million, three thousand, three hundred twelve".