22002022 has 16 divisors (see below), whose sum is σ = 37845792. Its totient is φ = 9397440.

The previous prime is 22002011. The next prime is 22002023. The reversal of 22002022 is 22020022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002023) 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, 1872 + ... + 6892.

It is an arithmetic number, because the mean of its divisors is an integer number (2365362).

Almost surely, 2^22002022 is an apocalyptic number.

22002022 is a deficient number, since it is larger than the sum of its proper divisors (15843770).

22002022 is a wasteful number, since it uses less digits than its factorization.

22002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5343.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 22002022 is about 4690.6313007952. The cubic root of 22002022 is about 280.2125172321.

Adding to 22002022 its reverse (22020022), we get a palindrome (44022044).

The spelling of 22002022 in words is "twenty-two million, two thousand, twenty-two".