221111002103 has 8 divisors (see below), whose sum is σ = 221591201040. Its totient is φ = 220631257600.

The previous prime is 221111002081. The next prime is 221111002121. The reversal of 221111002103 is 301200111122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 221111002103 - 2²⁰ = 221109953527 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 (221111002183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869783 + ... + 1094871.

It is an arithmetic number, because the mean of its divisors is an integer number (27698900130).

Almost surely, 2^221111002103 is an apocalyptic number.

221111002103 is a deficient number, since it is larger than the sum of its proper divisors (480198937).

221111002103 is a wasteful number, since it uses less digits than its factorization.

221111002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227217.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 221111002103 its reverse (301200111122), we get a palindrome (522311113225).

The spelling of 221111002103 in words is "two hundred twenty-one billion, one hundred eleven million, two thousand, one hundred three".