220222999 has 8 divisors (see below), whose sum is σ = 230170752. Its totient is φ = 210306360.

The previous prime is 220222967. The next prime is 220223009. The reversal of 220222999 is 999222022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 220222999 - 2⁵ = 220222967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220999) 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, 7344 + ... + 22234.

It is an arithmetic number, because the mean of its divisors is an integer number (28771344).

Almost surely, 2^220222999 is an apocalyptic number.

220222999 is a deficient number, since it is larger than the sum of its proper divisors (9947753).

220222999 is a wasteful number, since it uses less digits than its factorization.

220222999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15557.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 220222999 is about 14839.9123649704. The cubic root of 220222999 is about 603.8849749165.

The spelling of 220222999 in words is "two hundred twenty million, two hundred twenty-two thousand, nine hundred ninety-nine".