20000000222 has 8 divisors (see below), whose sum is σ = 30447761736. Its totient is φ = 9850746312.

The previous prime is 20000000219. The next prime is 20000000227. The reversal of 20000000222 is 22200000002.

It is a sphenic number, since it is the product of 3 distinct primes.

20000000222 is a modest number, since divided by 222 gives 20 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000000227) 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 3 ways as a sum of consecutive naturals, for example, 74626733 + ... + 74627000.

It is an arithmetic number, because the mean of its divisors is an integer number (3805970217).

Almost surely, 2^20000000222 is an apocalyptic number.

20000000222 is a deficient number, since it is larger than the sum of its proper divisors (10447761514).

20000000222 is a wasteful number, since it uses less digits than its factorization.

20000000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149253802.

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 20000000222 its reverse (22200000002), we get a palindrome (42200000224).

It can be divided in two parts, 200000002 and 22, that multiplied together give a palindrome (4400000044).

The spelling of 20000000222 in words is "twenty billion, two hundred twenty-two", and thus it is an aban number.