3818218200222 has 16 divisors (see below), whose sum is σ = 7636811844240. Its totient is φ = 1272676826112.

The previous prime is 3818218200163. The next prime is 3818218200229. The reversal of 3818218200222 is 2220028128183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3818218200229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15511197 + ... + 15755432.

It is an arithmetic number, because the mean of its divisors is an integer number (477300740265).

Almost surely, 2^{3818218200222} is an apocalyptic number.

3818218200222 is an abundant number, since it is smaller than the sum of its proper divisors (3818593644018).

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

3818218200222 is a wasteful number, since it uses less digits than its factorization.

3818218200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31286987.

The product of its (nonzero) digits is 49152, while the sum is 39.

The spelling of 3818218200222 in words is "three trillion, eight hundred eighteen billion, two hundred eighteen million, two hundred thousand, two hundred twenty-two".