11231313000 has 128 divisors (see below), whose sum is σ = 35989125120. Its totient is φ = 2914041600.

The previous prime is 11231312971. The next prime is 11231313031. The reversal of 11231313000 is 31313211.

It is a super-2 number, since 2×11231313000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60409 + ... + 161591.

It is an arithmetic number, because the mean of its divisors is an integer number (281165040).

Almost surely, 2^11231313000 is an apocalyptic number.

11231313000 is a gapful number since it is divisible by the number (10) 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 11231313000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17994562560).

11231313000 is an abundant number, since it is smaller than the sum of its proper divisors (24757812120).

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

11231313000 is a wasteful number, since it uses less digits than its factorization.

11231313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101244 (or 101230 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11231313000 its reverse (31313211), we get a palindrome (11262626211).

The spelling of 11231313000 in words is "eleven billion, two hundred thirty-one million, three hundred thirteen thousand".