11013023232 has 120 divisors (see below), whose sum is σ = 33654236616. Its totient is φ = 3455041536.

The previous prime is 11013023179. The next prime is 11013023233. The reversal of 11013023232 is 23232031011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013023233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8043 + ... + 148629.

Almost surely, 2^11013023232 is an apocalyptic number.

11013023232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11013023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16827118308).

11013023232 is an abundant number, since it is smaller than the sum of its proper divisors (22641213384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11013023232 is a wasteful number, since it uses less digits than its factorization.

11013023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140628 (or 140609 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11013023232 its reverse (23232031011), we get a palindrome (34245054243).

The spelling of 11013023232 in words is "eleven billion, thirteen million, twenty-three thousand, two hundred thirty-two".