122222210002 has 16 divisors (see below), whose sum is σ = 187486873560. Its totient is φ = 59735158912.

The previous prime is 122222209973. The next prime is 122222210021. The reversal of 122222210002 is 200012222221.

It can be written as a sum of positive squares in 4 ways, for example, as 48510503001 + 73711707001 = 220251^2 + 271499^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2114683 + ... + 2171710.

Almost surely, 2^122222210002 is an apocalyptic number.

122222210002 is a deficient number, since it is larger than the sum of its proper divisors (65264663558).

122222210002 is a wasteful number, since it uses less digits than its factorization.

122222210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286717.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 122222210002 its reverse (200012222221), we get a palindrome (322234432223).

The spelling of 122222210002 in words is "one hundred twenty-two billion, two hundred twenty-two million, two hundred ten thousand, two".