220020112222002 has 24 divisors (see below), whose sum is σ = 477006520552380. Its totient is φ = 73294456268160.

The previous prime is 220020112221983. The next prime is 220020112222003. The reversal of 220020112222002 is 200222211020022.

220020112222002 is a `hidden beast` number, since 220 + 0 + 20 + 1 + 1 + 222 + 200 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 184203011323881 + 35817100898121 = 13572141^2 + 5984739^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220020112222003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3798398499 + ... + 3798456422.

Almost surely, 2^{220020112222002} is an apocalyptic number.

220020112222002 is an abundant number, since it is smaller than the sum of its proper divisors (256986408330378).

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

220020112222002 is a wasteful number, since it uses less digits than its factorization.

220020112222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7596856538 (or 7596856535 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220020112222002 its reverse (200222211020022), we get a palindrome (420242323242024).

The spelling of 220020112222002 in words is "two hundred twenty trillion, twenty billion, one hundred twelve million, two hundred twenty-two thousand, two".