110100120102020 has 24 divisors (see below), whose sum is σ = 244810855286424. Its totient is φ = 41449456979456.

The previous prime is 110100120102001. The next prime is 110100120102031. The reversal of 110100120102020 is 20201021001011.

It can be written as a sum of positive squares in 4 ways, for example, as 33303886986304 + 76796233115716 = 5770952^2 + 8763346^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110100120101992 and 110100120102010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161911940987 + ... + 161911941666.

It is an arithmetic number, because the mean of its divisors is an integer number (10200452303601).

Almost surely, 2^{110100120102020} is an apocalyptic number.

110100120102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110100120102020 is an abundant number, since it is smaller than the sum of its proper divisors (134710735184404).

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

110100120102020 is a wasteful number, since it uses less digits than its factorization.

110100120102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323823882679 (or 323823882677 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110100120102020 its reverse (20201021001011), we get a palindrome (130301141103031).

The spelling of 110100120102020 in words is "one hundred ten trillion, one hundred billion, one hundred twenty million, one hundred two thousand, twenty".