2066220042204 has 12 divisors (see below), whose sum is σ = 4821180098504. Its totient is φ = 688740014064.

The previous prime is 2066220042197. The next prime is 2066220042233. The reversal of 2066220042204 is 4022400226602.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86092501747 + ... + 86092501770.

Almost surely, 2^{2066220042204} is an apocalyptic number.

It is an amenable number.

2066220042204 is an abundant number, since it is smaller than the sum of its proper divisors (2754960056300).

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

2066220042204 is a wasteful number, since it uses less digits than its factorization.

2066220042204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172185003524 (or 172185003522 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2066220042204 its reverse (4022400226602), we get a palindrome (6088620268806).

The spelling of 2066220042204 in words is "two trillion, sixty-six billion, two hundred twenty million, forty-two thousand, two hundred four".