11003331231000 has 96 divisors (see below), whose sum is σ = 37191259591200. Its totient is φ = 2934221659200.

The previous prime is 11003331230999. The next prime is 11003331231007. The reversal of 11003331231000 is 13213330011.

It is a happy number.

11003331231000 is a `hidden beast` number, since 1 + 10 + 0 + 33 + 312 + 310 + 0 + 0 = 666.

It is a super-2 number, since 2×11003331231000² (a number of 27 digits) contains 22 as substring.

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 (11003331231007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 611287180 + ... + 611305179.

It is an arithmetic number, because the mean of its divisors is an integer number (387408954075).

Almost surely, 2^{11003331231000} is an apocalyptic number.

11003331231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11003331231000 is an abundant number, since it is smaller than the sum of its proper divisors (26187928360200).

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

11003331231000 is a wasteful number, since it uses less digits than its factorization.

11003331231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222592386 (or 1222592369 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11003331231000 its reverse (13213330011), we get a palindrome (11016544561011).

The spelling of 11003331231000 in words is "eleven trillion, three billion, three hundred thirty-one million, two hundred thirty-one thousand".