221312103223003 has 16 divisors (see below), whose sum is σ = 238402961233920. Its totient is φ = 204230798504064.

The previous prime is 221312103222967. The next prime is 221312103223019. The reversal of 221312103223003 is 300322301213122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221312103223003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221312103223063) 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 15 ways as a sum of consecutive naturals, for example, 2797731750 + ... + 2797810852.

It is an arithmetic number, because the mean of its divisors is an integer number (14900185077120).

Almost surely, 2^{221312103223003} is an apocalyptic number.

221312103223003 is a deficient number, since it is larger than the sum of its proper divisors (17090858010917).

221312103223003 is a wasteful number, since it uses less digits than its factorization.

221312103223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136758.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 221312103223003 its reverse (300322301213122), we get a palindrome (521634404436125).

The spelling of 221312103223003 in words is "two hundred twenty-one trillion, three hundred twelve billion, one hundred three million, two hundred twenty-three thousand, three".