20000200022222 has 64 divisors (see below), whose sum is σ = 34697055697920. Its totient is φ = 8469431932416.

The previous prime is 20000200022203. The next prime is 20000200022273. The reversal of 20000200022222 is 22222000200002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 20000200022197 and 20000200022206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 800732198 + ... + 800757174.

It is an arithmetic number, because the mean of its divisors is an integer number (542141495280).

Almost surely, 2^{20000200022222} is an apocalyptic number.

20000200022222 is a deficient number, since it is larger than the sum of its proper divisors (14696855675698).

20000200022222 is a wasteful number, since it uses less digits than its factorization.

20000200022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27185.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20000200022222 its reverse (22222000200002), we get a palindrome (42222200222224).

The spelling of 20000200022222 in words is "twenty trillion, two hundred million, twenty-two thousand, two hundred twenty-two".