222010816 has 14 divisors (see below), whose sum is σ = 440552840. Its totient is φ = 111005376.

The previous prime is 222010813. The next prime is 222010819. The reversal of 222010816 is 618010222.

It is an interprime number because it is at equal distance from previous prime (222010813) and next prime (222010819).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222010813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1734396 + ... + 1734523.

It is an arithmetic number, because the mean of its divisors is an integer number (31468060).

Almost surely, 2^222010816 is an apocalyptic number.

It is an amenable number.

222010816 is a deficient number, since it is larger than the sum of its proper divisors (218542024).

222010816 is an equidigital number, since it uses as much as digits as its factorization.

222010816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3468931 (or 3468921 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 222010816 is about 14900.0273825252. The cubic root of 222010816 is about 605.5147280364.

The spelling of 222010816 in words is "two hundred twenty-two million, ten thousand, eight hundred sixteen".