110120000020 has 48 divisors (see below), whose sum is σ = 253298359440. Its totient is φ = 40027387904.

The previous prime is 110119999993. The next prime is 110120000041. The reversal of 110120000020 is 20000021011.

It can be written as a sum of positive squares in 8 ways, for example, as 13113914256 + 97006085764 = 114516^2 + 311458^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110119999958 and 110120000012.

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, 5574319 + ... + 5594038.

It is an arithmetic number, because the mean of its divisors is an integer number (5277049155).

Almost surely, 2^110120000020 is an apocalyptic number.

110120000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110120000020 is an abundant number, since it is smaller than the sum of its proper divisors (143178359420).

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

110120000020 is a wasteful number, since it uses less digits than its factorization.

110120000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11168412 (or 11168410 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 110120000020 its reverse (20000021011), we get a palindrome (130120021031).

The spelling of 110120000020 in words is "one hundred ten billion, one hundred twenty million, twenty", and thus it is an aban number.