122222112002 has 32 divisors (see below), whose sum is σ = 188615453040. Its totient is φ = 59363553280.

The previous prime is 122222111993. The next prime is 122222112007. The reversal of 122222112002 is 200211222221.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 53708526001 + 68513586001 = 231751^2 + 261751^2 .

It is not an unprimeable number, because it can be changed into a prime (122222112007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45383768 + ... + 45386460.

Almost surely, 2^122222112002 is an apocalyptic number.

122222112002 is a deficient number, since it is larger than the sum of its proper divisors (66393341038).

122222112002 is a wasteful number, since it uses less digits than its factorization.

122222112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4918.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122222112002 its reverse (200211222221), we get a palindrome (322433334223).

The spelling of 122222112002 in words is "one hundred twenty-two billion, two hundred twenty-two million, one hundred twelve thousand, two".