222003000 has 192 divisors, whose sum is σ = 795057120. Its totient is φ = 55680000.

The previous prime is 222002999. The next prime is 222003031. The reversal of 222003000 is 300222.

222003000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152275 + ... + 153725.

Almost surely, 2^222003000 is an apocalyptic number.

222003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397528560).

222003000 is an abundant number, since it is smaller than the sum of its proper divisors (573054120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222003000 is a wasteful number, since it uses less digits than its factorization.

222003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 222003000 is about 14899.7650988195. The cubic root of 222003000 is about 605.5076221383.

Adding to 222003000 its reverse (300222), we get a palindrome (222303222).

It can be divided in two parts, 22200 and 3000, that added together give a triangular number (25200 = T₂₂₄).

The spelling of 222003000 in words is "two hundred twenty-two million, three thousand".