11331400020 has 96 divisors (see below), whose sum is σ = 32038022016. Its totient is φ = 2992320000.

The previous prime is 11331399923. The next prime is 11331400021. The reversal of 11331400020 is 2000413311.

11331400020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331400021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2723782 + ... + 2727938.

It is an arithmetic number, because the mean of its divisors is an integer number (333729396).

Almost surely, 2^11331400020 is an apocalyptic number.

11331400020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331400020 is an abundant number, since it is smaller than the sum of its proper divisors (20706621996).

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

11331400020 is a wasteful number, since it uses less digits than its factorization.

11331400020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4601 (or 4599 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11331400020 its reverse (2000413311), we get a palindrome (13331813331).

The spelling of 11331400020 in words is "eleven billion, three hundred thirty-one million, four hundred thousand, twenty".