120440200401 has 32 divisors (see below), whose sum is σ = 179492544000. Its totient is φ = 79816668624.

The previous prime is 120440200393. The next prime is 120440200451. The reversal of 120440200401 is 104002044021.

120440200401 is a `hidden beast` number, since 1 + 20 + 4 + 40 + 200 + 401 = 666.

It is not a de Polignac number, because 120440200401 - 2³ = 120440200393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120440200451) 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, 3182770 + ... + 3220388.

It is an arithmetic number, because the mean of its divisors is an integer number (5609142000).

Almost surely, 2^120440200401 is an apocalyptic number.

It is an amenable number.

120440200401 is a deficient number, since it is larger than the sum of its proper divisors (59052343599).

120440200401 is a wasteful number, since it uses less digits than its factorization.

120440200401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38330 (or 38324 counting only the distinct ones).

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

Adding to 120440200401 its reverse (104002044021), we get a palindrome (224442244422).

The spelling of 120440200401 in words is "one hundred twenty billion, four hundred forty million, two hundred thousand, four hundred one".