222001202122 has 24 divisors (see below), whose sum is σ = 396378043776. Its totient is φ = 92930734008.

The previous prime is 222001202119. The next prime is 222001202141. The reversal of 222001202122 is 221202100222.

It is a super-2 number, since 2×222001202122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222001202096 and 222001202105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26336698 + ... + 26345125.

It is an arithmetic number, because the mean of its divisors is an integer number (16515751824).

Almost surely, 2^222001202122 is an apocalyptic number.

222001202122 is a deficient number, since it is larger than the sum of its proper divisors (174376841654).

222001202122 is a wasteful number, since it uses less digits than its factorization.

222001202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52681882 (or 52681875 counting only the distinct ones).

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

Adding to 222001202122 its reverse (221202100222), we get a palindrome (443203302344).

The spelling of 222001202122 in words is "two hundred twenty-two billion, one million, two hundred two thousand, one hundred twenty-two".