1113233333231 has 8 divisors (see below), whose sum is σ = 1114382523120. Its totient is φ = 1112084434368.

The previous prime is 1113233333221. The next prime is 1113233333237. The reversal of 1113233333231 is 1323333323111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113233333231 is a prime.

It is a super-2 number, since 2×1113233333231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113233333194 and 1113233333203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113233333237) 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, 8045525 + ... + 8182721.

It is an arithmetic number, because the mean of its divisors is an integer number (139297815390).

Almost surely, 2^{1113233333231} is an apocalyptic number.

1113233333231 is a deficient number, since it is larger than the sum of its proper divisors (1149189889).

1113233333231 is a wasteful number, since it uses less digits than its factorization.

1113233333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145513.

The product of its digits is 8748, while the sum is 29.

Adding to 1113233333231 its reverse (1323333323111), we get a palindrome (2436566656342).

It can be divided in two parts, 11 and 13233333231, that multiplied together give a palindrome (145566665541).

The spelling of 1113233333231 in words is "one trillion, one hundred thirteen billion, two hundred thirty-three million, three hundred thirty-three thousand, two hundred thirty-one".