222165823010 has 16 divisors (see below), whose sum is σ = 409652103672. Its totient is φ = 86698857600.

The previous prime is 222165822899. The next prime is 222165823013. The reversal of 222165823010 is 10328561222.

It can be written as a sum of positive squares in 4 ways, for example, as 175761339121 + 46404483889 = 419239^2 + 215417^2 .

It is not an unprimeable number, because it can be changed into a prime (222165823013) 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, 270933521 + ... + 270934340.

Almost surely, 2^222165823010 is an apocalyptic number.

222165823010 is a deficient number, since it is larger than the sum of its proper divisors (187486280662).

222165823010 is a wasteful number, since it uses less digits than its factorization.

222165823010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541867909.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 222165823010 in words is "two hundred twenty-two billion, one hundred sixty-five million, eight hundred twenty-three thousand, ten".