11013233231 has 64 divisors (see below), whose sum is σ = 15184060416. Its totient is φ = 7711804800.

The previous prime is 11013233167. The next prime is 11013233249. The reversal of 11013233231 is 13233231011.

It is not a de Polignac number, because 11013233231 - 2⁶ = 11013233167 is a prime.

It is a super-2 number, since 2×11013233231² (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 (11013233251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5897960 + ... + 5899826.

It is an arithmetic number, because the mean of its divisors is an integer number (237250944).

Almost surely, 2^11013233231 is an apocalyptic number.

11013233231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11013233231 is a deficient number, since it is larger than the sum of its proper divisors (4170827185).

11013233231 is a wasteful number, since it uses less digits than its factorization.

11013233231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052.

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

Adding to 11013233231 its reverse (13233231011), we get a palindrome (24246464242).

The spelling of 11013233231 in words is "eleven billion, thirteen million, two hundred thirty-three thousand, two hundred thirty-one".