220012211010204 has 36 divisors (see below), whose sum is σ = 556331982189984. Its totient is φ = 73312348150272.

The previous prime is 220012211010161. The next prime is 220012211010217. The reversal of 220012211010204 is 402010112210022.

220012211010204 is a `hidden beast` number, since 220 + 0 + 1 + 221 + 10 + 10 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

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, 1043873157 + ... + 1044083900.

It is an arithmetic number, because the mean of its divisors is an integer number (15453666171944).

Almost surely, 2^{220012211010204} is an apocalyptic number.

It is an amenable number.

220012211010204 is an abundant number, since it is smaller than the sum of its proper divisors (336319771179780).

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

220012211010204 is a wasteful number, since it uses less digits than its factorization.

220012211010204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087959994 (or 2087959989 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220012211010204 its reverse (402010112210022), we get a palindrome (622022323220226).

The spelling of 220012211010204 in words is "two hundred twenty trillion, twelve billion, two hundred eleven million, ten thousand, two hundred four".