22220222002 has 8 divisors (see below), whose sum is σ = 36360363312. Its totient is φ = 10100100900.

The previous prime is 22220221987. The next prime is 22220222009. The reversal of 22220222002 is 20022202222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22220222009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505005024 + ... + 505005067.

It is an arithmetic number, because the mean of its divisors is an integer number (4545045414).

Almost surely, 2^22220222002 is an apocalyptic number.

22220222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22220222002 is a deficient number, since it is larger than the sum of its proper divisors (14140141310).

22220222002 is a wasteful number, since it uses less digits than its factorization.

22220222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010010104.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22220222002 its reverse (20022202222), we get a palindrome (42242424224).

The spelling of 22220222002 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, two".