20000222194 has 16 divisors (see below), whose sum is σ = 31347808128. Its totient is φ = 9552150432.

The previous prime is 20000222189. The next prime is 20000222197. The reversal of 20000222194 is 49122200002.

20000222194 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (20000222197) 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 7 ways as a sum of consecutive naturals, for example, 265587 + ... + 332470.

It is an arithmetic number, because the mean of its divisors is an integer number (1959238008).

Almost surely, 2^20000222194 is an apocalyptic number.

20000222194 is a deficient number, since it is larger than the sum of its proper divisors (11347585934).

20000222194 is a wasteful number, since it uses less digits than its factorization.

20000222194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598809.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 20000222194 its reverse (49122200002), we get a palindrome (69122422196).

The spelling of 20000222194 in words is "twenty billion, two hundred twenty-two thousand, one hundred ninety-four".