220111201020122 has 32 divisors (see below), whose sum is σ = 349657581228480. Its totient is φ = 103561239274240.

The previous prime is 220111201020121. The next prime is 220111201020133. The reversal of 220111201020122 is 221020102111022.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 220111201020122.

It is not an unprimeable number, because it can be changed into a prime (220111201020121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4877139497 + ... + 4877184627.

It is an arithmetic number, because the mean of its divisors is an integer number (10926799413390).

Almost surely, 2^{220111201020122} is an apocalyptic number.

220111201020122 is a deficient number, since it is larger than the sum of its proper divisors (129546380208358).

220111201020122 is a wasteful number, since it uses less digits than its factorization.

220111201020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70366.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220111201020122 its reverse (221020102111022), we get a palindrome (441131303131144).

The spelling of 220111201020122 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred one million, twenty thousand, one hundred twenty-two".