2222222403 has 4 divisors (see below), whose sum is σ = 2962963208. Its totient is φ = 1481481600.

The previous prime is 2222222393. The next prime is 2222222447. The reversal of 2222222403 is 3042222222.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2222222403 - 2⁹ = 2222221891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2222222403.

It is not an unprimeable number, because it can be changed into a prime (2222222003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370370398 + ... + 370370403.

It is an arithmetic number, because the mean of its divisors is an integer number (740740802).

Almost surely, 2^2222222403 is an apocalyptic number.

2222222403 is a deficient number, since it is larger than the sum of its proper divisors (740740805).

2222222403 is an equidigital number, since it uses as much as digits as its factorization.

2222222403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740740804.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 2222222403 is about 47140.4539965410. The cubic root of 2222222403 is about 1304.9559157757.

Adding to 2222222403 its reverse (3042222222), we get a palindrome (5264444625).

The spelling of 2222222403 in words is "two billion, two hundred twenty-two million, two hundred twenty-two thousand, four hundred three".