220212102221122 has 16 divisors (see below), whose sum is σ = 369136029445344. Its totient is φ = 97655034244000.

The previous prime is 220212102221113. The next prime is 220212102221129. The reversal of 220212102221122 is 221122201212022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 220212102221093 and 220212102221102.

It is not an unprimeable number, because it can be changed into a prime (220212102221129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122068791904 + ... + 122068793707.

It is an arithmetic number, because the mean of its divisors is an integer number (23071001840334).

Almost surely, 2^{220212102221122} is an apocalyptic number.

220212102221122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220212102221122 is a deficient number, since it is larger than the sum of its proper divisors (148923927224222).

220212102221122 is a wasteful number, since it uses less digits than its factorization.

220212102221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244137585665.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 220212102221122 its reverse (221122201212022), we get a palindrome (441334303433144).

The spelling of 220212102221122 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-two".