4220402222 has 4 divisors (see below), whose sum is σ = 6330603336. Its totient is φ = 2110201110.

The previous prime is 4220402213. The next prime is 4220402231. The reversal of 4220402222 is 2222040224.

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

It is an interprime number because it is at equal distance from previous prime (4220402213) and next prime (4220402231).

It is a junction number, because it is equal to n+sod(n) for n = 4220402194 and 4220402203.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1055100554 + ... + 1055100557.

It is an arithmetic number, because the mean of its divisors is an integer number (1582650834).

Almost surely, 2^4220402222 is an apocalyptic number.

4220402222 is a deficient number, since it is larger than the sum of its proper divisors (2110201114).

4220402222 is a wasteful number, since it uses less digits than its factorization.

4220402222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110201113.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4220402222 is about 64964.6228496710. The cubic root of 4220402222 is about 1616.0369295122.

Adding to 4220402222 its reverse (2222040224), we get a palindrome (6442442446).

It can be divided in two parts, 422040222 and 2, that added together give a palindrome (422040224).

The spelling of 4220402222 in words is "four billion, two hundred twenty million, four hundred two thousand, two hundred twenty-two".