903221222 has 8 divisors (see below), whose sum is σ = 1358211672. Its totient is φ = 450484000.

The previous prime is 903221213. The next prime is 903221227. The reversal of 903221222 is 222122309.

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 (903221227) 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, 562304 + ... + 563907.

It is an arithmetic number, because the mean of its divisors is an integer number (169776459).

Almost surely, 2^903221222 is an apocalyptic number.

903221222 is a deficient number, since it is larger than the sum of its proper divisors (454990450).

903221222 is a wasteful number, since it uses less digits than its factorization.

903221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126614.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 903221222 is about 30053.6390808168. The cubic root of 903221222 is about 966.6398855574.

The spelling of 903221222 in words is "nine hundred three million, two hundred twenty-one thousand, two hundred twenty-two".