11112312033 has 6 divisors (see below), whose sum is σ = 16051117394. Its totient is φ = 7408208016.

The previous prime is 11112312007. The next prime is 11112312059. The reversal of 11112312033 is 33021321111.

It is an interprime number because it is at equal distance from previous prime (11112312007) and next prime (11112312059).

It can be written as a sum of positive squares in only one way, i.e., 10430945424 + 681366609 = 102132^2 + 26103^2 .

It is not a de Polignac number, because 11112312033 - 2¹² = 11112307937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112311997 and 11112312015.

It is not an unprimeable number, because it can be changed into a prime (11112312073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617350660 + ... + 617350677.

Almost surely, 2^11112312033 is an apocalyptic number.

It is an amenable number.

11112312033 is a deficient number, since it is larger than the sum of its proper divisors (4938805361).

11112312033 is a wasteful number, since it uses less digits than its factorization.

11112312033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234701343 (or 1234701340 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11112312033 its reverse (33021321111), we get a palindrome (44133633144).

The spelling of 11112312033 in words is "eleven billion, one hundred twelve million, three hundred twelve thousand, thirty-three".