220102221122 has 32 divisors (see below), whose sum is σ = 378575907840. Its totient is φ = 94015555920.

The previous prime is 220102221091. The next prime is 220102221161. The reversal of 220102221122 is 221122201022.

It is a happy number.

It is a super-4 number, since 4×220102221122⁴ (a number of 46 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220102221122.

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, 5596547 + ... + 5635737.

It is an arithmetic number, because the mean of its divisors is an integer number (11830497120).

Almost surely, 2^220102221122 is an apocalyptic number.

220102221122 is a deficient number, since it is larger than the sum of its proper divisors (158473686718).

220102221122 is a wasteful number, since it uses less digits than its factorization.

220102221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40526.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220102221122 its reverse (221122201022), we get a palindrome (441224422144).

The spelling of 220102221122 in words is "two hundred twenty billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-two".