220202211122 has 64 divisors (see below), whose sum is σ = 346151038464. Its totient is φ = 104977192320.

The previous prime is 220202211113. The next prime is 220202211127. The reversal of 220202211122 is 221112202022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 220202211122.

It is not an unprimeable number, because it can be changed into a prime (220202211127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 497070233 + ... + 497070675.

It is an arithmetic number, because the mean of its divisors is an integer number (5408609976).

Almost surely, 2^220202211122 is an apocalyptic number.

220202211122 is a deficient number, since it is larger than the sum of its proper divisors (125948827342).

220202211122 is a wasteful number, since it uses less digits than its factorization.

220202211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143.

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

Adding to 220202211122 its reverse (221112202022), we get a palindrome (441314413144).

The spelling of 220202211122 in words is "two hundred twenty billion, two hundred two million, two hundred eleven thousand, one hundred twenty-two".