440142444222103 has 4 divisors (see below), whose sum is σ = 503019936253840. Its totient is φ = 377264952190368.

The previous prime is 440142444222079. The next prime is 440142444222137. The reversal of 440142444222103 is 301222444241044.

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 440142444222103 - 2²⁵ = 440142410667671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440142444223103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31438746015858 + ... + 31438746015871.

It is an arithmetic number, because the mean of its divisors is an integer number (125754984063460).

Almost surely, 2^{440142444222103} is an apocalyptic number.

440142444222103 is a deficient number, since it is larger than the sum of its proper divisors (62877492031737).

440142444222103 is an equidigital number, since it uses as much as digits as its factorization.

440142444222103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62877492031736.

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 440142444222103 its reverse (301222444241044), we get a palindrome (741364888463147).

The spelling of 440142444222103 in words is "four hundred forty trillion, one hundred forty-two billion, four hundred forty-four million, two hundred twenty-two thousand, one hundred three".