22022012002 has 16 divisors (see below), whose sum is σ = 33863778432. Its totient is φ = 10735033680.

The previous prime is 22022011943. The next prime is 22022012003. The reversal of 22022012002 is 20021022022.

It is not an unprimeable number, because it can be changed into a prime (22022012003) 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, 190138 + ... + 283189.

It is an arithmetic number, because the mean of its divisors is an integer number (2116486152).

Almost surely, 2^22022012002 is an apocalyptic number.

22022012002 is a deficient number, since it is larger than the sum of its proper divisors (11841766430).

22022012002 is a wasteful number, since it uses less digits than its factorization.

22022012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473913.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22022012002 its reverse (20021022022), we get a palindrome (42043034024).

The spelling of 22022012002 in words is "twenty-two billion, twenty-two million, twelve thousand, two".