220103221122 has 24 divisors (see below), whose sum is σ = 489779241276. Its totient is φ = 71384828256.

The previous prime is 220103221111. The next prime is 220103221133. The reversal of 220103221122 is 221122301022.

220103221122 is a `hidden beast` number, since 220 + 1 + 0 + 322 + 1 + 122 = 666.

It is an interprime number because it is at equal distance from previous prime (220103221111) and next prime (220103221133).

It can be written as a sum of positive squares in 2 ways, for example, as 165967426881 + 54135794241 = 407391^2 + 232671^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220103221095 and 220103221104.

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, 165241993 + ... + 165243324.

Almost surely, 2^220103221122 is an apocalyptic number.

220103221122 is an abundant number, since it is smaller than the sum of its proper divisors (269676020154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220103221122 is a wasteful number, since it uses less digits than its factorization.

220103221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330485362 (or 330485359 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 220103221122 its reverse (221122301022), we get a palindrome (441225522144).

The spelling of 220103221122 in words is "two hundred twenty billion, one hundred three million, two hundred twenty-one thousand, one hundred twenty-two".