11331132013020 has 96 divisors (see below), whose sum is σ = 32026443930432. Its totient is φ = 2993163808768.

The previous prime is 11331132013001. The next prime is 11331132013039. The reversal of 11331132013020 is 2031023113311.

It is a happy number.

11331132013020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11331132013001) and next prime (11331132013039).

It is a congruent number.

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, 11267554 + ... + 12231926.

It is an arithmetic number, because the mean of its divisors is an integer number (333608790942).

Almost surely, 2^{11331132013020} is an apocalyptic number.

11331132013020 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 11331132013020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16013221965216).

11331132013020 is an abundant number, since it is smaller than the sum of its proper divisors (20695311917412).

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

11331132013020 is a wasteful number, since it uses less digits than its factorization.

11331132013020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966231 (or 966229 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11331132013020 its reverse (2031023113311), we get a palindrome (13362155126331).

The spelling of 11331132013020 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, thirteen thousand, twenty".