11320111102020 has 96 divisors (see below), whose sum is σ = 36562901050368. Its totient is φ = 2563272143232.

The previous prime is 11320111101979. The next prime is 11320111102037. The reversal of 11320111102020 is 2020111102311.

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 31 ways as a sum of consecutive naturals, for example, 125902002 + ... + 125991881.

It is an arithmetic number, because the mean of its divisors is an integer number (380863552608).

Almost surely, 2^{11320111102020} is an apocalyptic number.

11320111102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11320111102020 is an abundant number, since it is smaller than the sum of its proper divisors (25242789948348).

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

11320111102020 is a wasteful number, since it uses less digits than its factorization.

11320111102020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251894009 (or 251894007 counting only the distinct ones).

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

Adding to 11320111102020 its reverse (2020111102311), we get a palindrome (13340222204331).

The spelling of 11320111102020 in words is "eleven trillion, three hundred twenty billion, one hundred eleven million, one hundred two thousand, twenty".