11100102112020 has 48 divisors (see below), whose sum is σ = 32908538029248. Its totient is φ = 2785907980800.

The previous prime is 11100102112013. The next prime is 11100102112093. The reversal of 11100102112020 is 2021120100111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11100102111987 and 11100102112005.

It is a congruent 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, 5441225506 + ... + 5441227545.

It is an arithmetic number, because the mean of its divisors is an integer number (685594542276).

Almost surely, 2^{11100102112020} is an apocalyptic number.

11100102112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100102112020 is an abundant number, since it is smaller than the sum of its proper divisors (21808435917228).

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

11100102112020 is a wasteful number, since it uses less digits than its factorization.

11100102112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10882453080 (or 10882453078 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11100102112020 its reverse (2021120100111), we get a palindrome (13121222212131).

The spelling of 11100102112020 in words is "eleven trillion, one hundred billion, one hundred two million, one hundred twelve thousand, twenty".