110400002020 has 96 divisors (see below), whose sum is σ = 292706426880. Its totient is φ = 33974778240.

The previous prime is 110400001939. The next prime is 110400002021. The reversal of 110400002020 is 20200004011.

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

It is a junction number, because it is equal to n+sod(n) for n = 110400001988 and 110400002006.

It is not an unprimeable number, because it can be changed into a prime (110400002021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 332064 + ... + 575383.

It is an arithmetic number, because the mean of its divisors is an integer number (3049025280).

Almost surely, 2^110400002020 is an apocalyptic number.

110400002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110400002020 is an abundant number, since it is smaller than the sum of its proper divisors (182306424860).

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

110400002020 is a wasteful number, since it uses less digits than its factorization.

110400002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907553 (or 907551 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 110400002020 its reverse (20200004011), we get a palindrome (130600006031).

The spelling of 110400002020 in words is "one hundred ten billion, four hundred million, two thousand, twenty".