222020998 has 8 divisors (see below), whose sum is σ = 333119592. Its totient is φ = 110981136.

The previous prime is 222020993. The next prime is 222020999. The reversal of 222020998 is 899020222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222020993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3540 + ... + 21367.

It is an arithmetic number, because the mean of its divisors is an integer number (41639949).

Almost surely, 2^222020998 is an apocalyptic number.

222020998 is a deficient number, since it is larger than the sum of its proper divisors (111098594).

222020998 is a wasteful number, since it uses less digits than its factorization.

222020998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29366.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 222020998 is about 14900.3690558321. The cubic root of 222020998 is about 605.5239847276.

The spelling of 222020998 in words is "two hundred twenty-two million, twenty thousand, nine hundred ninety-eight".