444121111304203 has 4 divisors (see below), whose sum is σ = 444129503826960. Its totient is φ = 444112718781448.

The previous prime is 444121111304173. The next prime is 444121111304209. The reversal of 444121111304203 is 302403111121444.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444121111304203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444121111304209) 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, 4196182000 + ... + 4196287837.

It is an arithmetic number, because the mean of its divisors is an integer number (111032375956740).

Almost surely, 2^{444121111304203} is an apocalyptic number.

444121111304203 is a deficient number, since it is larger than the sum of its proper divisors (8392522757).

444121111304203 is an equidigital number, since it uses as much as digits as its factorization.

444121111304203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8392522756.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 444121111304203 its reverse (302403111121444), we get a palindrome (746524222425647).

The spelling of 444121111304203 in words is "four hundred forty-four trillion, one hundred twenty-one billion, one hundred eleven million, three hundred four thousand, two hundred three".