210044414321 has 32 divisors (see below), whose sum is σ = 249037286400. Its totient is φ = 173429530560.

The previous prime is 210044414147. The next prime is 210044414323. The reversal of 210044414321 is 123414440012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210044414321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210044414323) 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, 18797066 + ... + 18808236.

It is an arithmetic number, because the mean of its divisors is an integer number (7782415200).

Almost surely, 2^210044414321 is an apocalyptic number.

It is an amenable number.

210044414321 is a deficient number, since it is larger than the sum of its proper divisors (38992872079).

210044414321 is a wasteful number, since it uses less digits than its factorization.

210044414321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12149.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 210044414321 its reverse (123414440012), we get a palindrome (333458854333).

The spelling of 210044414321 in words is "two hundred ten billion, forty-four million, four hundred fourteen thousand, three hundred twenty-one".