22002221122 has 16 divisors (see below), whose sum is σ = 39703256640. Its totient is φ = 8933232528.

The previous prime is 22002221119. The next prime is 22002221159. The reversal of 22002221122 is 22112220022.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22002221096 and 22002221105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41357293 + ... + 41357824.

It is an arithmetic number, because the mean of its divisors is an integer number (2481453540).

Almost surely, 2^22002221122 is an apocalyptic number.

22002221122 is a deficient number, since it is larger than the sum of its proper divisors (17701035518).

22002221122 is a wasteful number, since it uses less digits than its factorization.

22002221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82715145.

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

Adding to 22002221122 its reverse (22112220022), we get a palindrome (44114441144).

The spelling of 22002221122 in words is "twenty-two billion, two million, two hundred twenty-one thousand, one hundred twenty-two".