1331112233 has 8 divisors (see below), whose sum is σ = 1462571040. Its totient is φ = 1201394880.

The previous prime is 1331112227. The next prime is 1331112247. The reversal of 1331112233 is 3322111331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1331112233 - 2⁴ = 1331112217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331112253) 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, 433760 + ... + 436817.

It is an arithmetic number, because the mean of its divisors is an integer number (182821380).

Almost surely, 2^1331112233 is an apocalyptic number.

It is an amenable number.

1331112233 is a deficient number, since it is larger than the sum of its proper divisors (131458807).

1331112233 is a wasteful number, since it uses less digits than its factorization.

1331112233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870727.

The product of its digits is 324, while the sum is 20.

The square root of 1331112233 is about 36484.4108216098. The cubic root of 1331112233 is about 1100.0309173128.

Adding to 1331112233 its reverse (3322111331), we get a palindrome (4653223564).

The spelling of 1331112233 in words is "one billion, three hundred thirty-one million, one hundred twelve thousand, two hundred thirty-three".