11102111201020 has 60 divisors (see below), whose sum is σ = 27198554176584. Its totient is φ = 3806438109600.

The previous prime is 11102111201017. The next prime is 11102111201057. The reversal of 11102111201020 is 2010211120111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 115550806 + ... + 115646845.

Almost surely, 2^{11102111201020} is an apocalyptic number.

11102111201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102111201020 is an abundant number, since it is smaller than the sum of its proper divisors (16096442975564).

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

11102111201020 is an equidigital number, since it uses as much as digits as its factorization.

11102111201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231197688 (or 231197665 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11102111201020 its reverse (2010211120111), we get a palindrome (13112322321131).

The spelling of 11102111201020 in words is "eleven trillion, one hundred two billion, one hundred eleven million, two hundred one thousand, twenty".