221112210003 has 16 divisors (see below), whose sum is σ = 310553289600. Its totient is φ = 139550653440.

The previous prime is 221112209999. The next prime is 221112210019. The reversal of 221112210003 is 300012211122.

221112210003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221112210003 - 2² = 221112209999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221112210203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1296253 + ... + 1456878.

It is an arithmetic number, because the mean of its divisors is an integer number (19409580600).

Almost surely, 2^221112210003 is an apocalyptic number.

221112210003 is a deficient number, since it is larger than the sum of its proper divisors (89441079597).

221112210003 is a wasteful number, since it uses less digits than its factorization.

221112210003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754562.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 221112210003 its reverse (300012211122), we get a palindrome (521124421125).

The spelling of 221112210003 in words is "two hundred twenty-one billion, one hundred twelve million, two hundred ten thousand, three".