22022222002 has 64 divisors (see below), whose sum is σ = 37198476288. Its totient is φ = 9694080000.

The previous prime is 22022221987. The next prime is 22022222017. The reversal of 22022222002 is 20022222022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22022221987) and next prime (22022222017).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22221727 + ... + 22222717.

It is an arithmetic number, because the mean of its divisors is an integer number (581226192).

Almost surely, 2^22022222002 is an apocalyptic number.

22022222002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22022222002 is a deficient number, since it is larger than the sum of its proper divisors (15176254286).

22022222002 is a wasteful number, since it uses less digits than its factorization.

22022222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315.

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

Adding to 22022222002 its reverse (20022222022), we get a palindrome (42044444024).

It can be divided in two parts, 220 and 22222002, that added together give a palindrome (22222222).

The spelling of 22022222002 in words is "twenty-two billion, twenty-two million, two hundred twenty-two thousand, two".