110000100021020 has 48 divisors (see below), whose sum is σ = 255190105497600. Its totient is φ = 39493706790720.

The previous prime is 110000100020999. The next prime is 110000100021043. The reversal of 110000100021020 is 20120001000011.

It is a junction number, because it is equal to n+sod(n) for n = 110000100020989 and 110000100021007.

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, 3164542460 + ... + 3164577219.

It is an arithmetic number, because the mean of its divisors is an integer number (5316460531200).

Almost surely, 2^{110000100021020} is an apocalyptic number.

110000100021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110000100021020 is an abundant number, since it is smaller than the sum of its proper divisors (145190005476580).

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

110000100021020 is a wasteful number, since it uses less digits than its factorization.

110000100021020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6329119778 (or 6329119776 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 110000100021020 its reverse (20120001000011), we get a palindrome (130120101021031).

The spelling of 110000100021020 in words is "one hundred ten trillion, one hundred million, twenty-one thousand, twenty".