11133131023020 has 48 divisors (see below), whose sum is σ = 31173535961568. Its totient is φ = 2968761692160.

The previous prime is 11133131022989. The next prime is 11133131023031. The reversal of 11133131023020 is 2032013133111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185290 + ... + 4722350.

It is an arithmetic number, because the mean of its divisors is an integer number (649448665866).

Almost surely, 2^{11133131023020} is an apocalyptic number.

11133131023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11133131023020 is an abundant number, since it is smaller than the sum of its proper divisors (20040404938548).

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

11133131023020 is a wasteful number, since it uses less digits than its factorization.

11133131023020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577970 (or 4577968 counting only the distinct ones).

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

Adding to 11133131023020 its reverse (2032013133111), we get a palindrome (13165144156131).

The spelling of 11133131023020 in words is "eleven trillion, one hundred thirty-three billion, one hundred thirty-one million, twenty-three thousand, twenty".