222120002003 has 4 divisors (see below), whose sum is σ = 222122054808. Its totient is φ = 222117949200.

The previous prime is 222120001991. The next prime is 222120002009. The reversal of 222120002003 is 300200021222.

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-222120002003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222120002009) 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, 854501 + ... + 1083702.

It is an arithmetic number, because the mean of its divisors is an integer number (55530513702).

Almost surely, 2^222120002003 is an apocalyptic number.

222120002003 is a deficient number, since it is larger than the sum of its proper divisors (2052805).

222120002003 is a wasteful number, since it uses less digits than its factorization.

222120002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052804.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 222120002003 its reverse (300200021222), we get a palindrome (522320023225).

The spelling of 222120002003 in words is "two hundred twenty-two billion, one hundred twenty million, two thousand, three".