2222421403 has 8 divisors (see below), whose sum is σ = 2319891840. Its totient is φ = 2126562240.

The previous prime is 2222421401. The next prime is 2222421427. The reversal of 2222421403 is 3041242222.

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 2222421403 - 2¹ = 2222421401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222421401) 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, 400000 + ... + 405517.

It is an arithmetic number, because the mean of its divisors is an integer number (289986480).

Almost surely, 2^2222421403 is an apocalyptic number.

2222421403 is a deficient number, since it is larger than the sum of its proper divisors (97470437).

2222421403 is an equidigital number, since it uses as much as digits as its factorization.

2222421403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805637.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2222421403 is about 47142.5646629455. The cubic root of 2222421403 is about 1304.9948675439.

Adding to 2222421403 its reverse (3041242222), we get a palindrome (5263663625).

The spelling of 2222421403 in words is "two billion, two hundred twenty-two million, four hundred twenty-one thousand, four hundred three".