222002021122 has 16 divisors (see below), whose sum is σ = 389857208832. Its totient is φ = 92823144480.

The previous prime is 222002021099. The next prime is 222002021141. The reversal of 222002021122 is 221120200222.

It is a junction number, because it is equal to n+sod(n) for n = 222002021096 and 222002021105.

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, 193380978 + ... + 193382125.

It is an arithmetic number, because the mean of its divisors is an integer number (24366075552).

Almost surely, 2^222002021122 is an apocalyptic number.

222002021122 is a deficient number, since it is larger than the sum of its proper divisors (167855187710).

222002021122 is a wasteful number, since it uses less digits than its factorization.

222002021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386763153.

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

Adding to 222002021122 its reverse (221120200222), we get a palindrome (443122221344).

The spelling of 222002021122 in words is "two hundred twenty-two billion, two million, twenty-one thousand, one hundred twenty-two".