222378665023 has 8 divisors (see below), whose sum is σ = 227606227200. Its totient is φ = 217153646808.

The previous prime is 222378665011. The next prime is 222378665063. The reversal of 222378665023 is 320566873222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222378665023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222378665063) 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, 458533 + ... + 809326.

It is an arithmetic number, because the mean of its divisors is an integer number (28450778400).

Almost surely, 2^222378665023 is an apocalyptic number.

222378665023 is a deficient number, since it is larger than the sum of its proper divisors (5227562177).

222378665023 is a wasteful number, since it uses less digits than its factorization.

222378665023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271981.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 222378665023 in words is "two hundred twenty-two billion, three hundred seventy-eight million, six hundred sixty-five thousand, twenty-three".