4400204121331 has 4 divisors (see below), whose sum is σ = 4415752546072. Its totient is φ = 4384655696592.

The previous prime is 4400204121323. The next prime is 4400204121347. The reversal of 4400204121331 is 1331214020044.

4400204121331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4400204121331 - 2³ = 4400204121323 is a prime.

It is a super-2 number, since 2×4400204121331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4400204121296 and 4400204121305.

It is not an unprimeable number, because it can be changed into a prime (4400204121311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7774211946 + ... + 7774212511.

It is an arithmetic number, because the mean of its divisors is an integer number (1103938136518).

Almost surely, 2^{4400204121331} is an apocalyptic number.

4400204121331 is a deficient number, since it is larger than the sum of its proper divisors (15548424741).

4400204121331 is a wasteful number, since it uses less digits than its factorization.

4400204121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15548424740.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4400204121331 its reverse (1331214020044), we get a palindrome (5731418141375).

The spelling of 4400204121331 in words is "four trillion, four hundred billion, two hundred four million, one hundred twenty-one thousand, three hundred thirty-one".