110202100100020 has 48 divisors (see below), whose sum is σ = 243608819328000. Its totient is φ = 41760079770240.

The previous prime is 110202100099981. The next prime is 110202100100089. The reversal of 110202100100020 is 20001001202011.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 19971181 + ... + 24884779.

It is an arithmetic number, because the mean of its divisors is an integer number (5075183736000).

Almost surely, 2^{110202100100020} is an apocalyptic number.

110202100100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110202100100020 is an abundant number, since it is smaller than the sum of its proper divisors (133406719227980).

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

110202100100020 is a wasteful number, since it uses less digits than its factorization.

110202100100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4972648 (or 4972646 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 110202100100020 its reverse (20001001202011), we get a palindrome (130203101302031).

The spelling of 110202100100020 in words is "one hundred ten trillion, two hundred two billion, one hundred million, one hundred thousand, twenty".