110402004420 has 72 divisors (see below), whose sum is σ = 335747182680. Its totient is φ = 29364833280.

The previous prime is 110402004413. The next prime is 110402004431. The reversal of 110402004420 is 24400204011.

110402004420 is a `hidden beast` number, since 1 + 1 + 0 + 40 + 200 + 4 + 420 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2008294596 + 108393709824 = 44814^2 + 329232^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 110402004393 and 110402004402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 718341 + ... + 858380.

It is an arithmetic number, because the mean of its divisors is an integer number (4663155315).

Almost surely, 2^110402004420 is an apocalyptic number.

110402004420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110402004420 is an abundant number, since it is smaller than the sum of its proper divisors (225345178260).

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

110402004420 is a wasteful number, since it uses less digits than its factorization.

110402004420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577125 (or 1577120 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 110402004420 its reverse (24400204011), we get a palindrome (134802208431).

The spelling of 110402004420 in words is "one hundred ten billion, four hundred two million, four thousand, four hundred twenty".