11131100122020 has 24 divisors (see below), whose sum is σ = 31167080341824. Its totient is φ = 2968293365856.

The previous prime is 11131100122013. The next prime is 11131100122061. The reversal of 11131100122020 is 2022100113111.

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 7 ways as a sum of consecutive naturals, for example, 92759167624 + ... + 92759167743.

It is an arithmetic number, because the mean of its divisors is an integer number (1298628347576).

Almost surely, 2^{11131100122020} is an apocalyptic number.

11131100122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11131100122020 is an abundant number, since it is smaller than the sum of its proper divisors (20035980219804).

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

11131100122020 is a wasteful number, since it uses less digits than its factorization.

11131100122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185518335379 (or 185518335377 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11131100122020 its reverse (2022100113111), we get a palindrome (13153200235131).

The spelling of 11131100122020 in words is "eleven trillion, one hundred thirty-one billion, one hundred million, one hundred twenty-two thousand, twenty".