2221232220122 has 32 divisors (see below), whose sum is σ = 3461392396800. Its totient is φ = 1067913604800.

The previous prime is 2221232220083. The next prime is 2221232220167. The reversal of 2221232220122 is 2210222321222.

2221232220122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6811904 + ... + 7130532.

It is an arithmetic number, because the mean of its divisors is an integer number (108168512400).

Almost surely, 2^{2221232220122} is an apocalyptic number.

2221232220122 is a deficient number, since it is larger than the sum of its proper divisors (1240160176678).

2221232220122 is a wasteful number, since it uses less digits than its factorization.

2221232220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319382.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2221232220122 its reverse (2210222321222), we get a palindrome (4431454541344).

The spelling of 2221232220122 in words is "two trillion, two hundred twenty-one billion, two hundred thirty-two million, two hundred twenty thousand, one hundred twenty-two".