900211222 has 8 divisors (see below), whose sum is σ = 1421386200. Its totient is φ = 426415824.

The previous prime is 900211189. The next prime is 900211229. The reversal of 900211222 is 222112009.

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

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 900211222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900211229) 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, 11844847 + ... + 11844922.

It is an arithmetic number, because the mean of its divisors is an integer number (177673275).

Almost surely, 2^900211222 is an apocalyptic number.

900211222 is a deficient number, since it is larger than the sum of its proper divisors (521174978).

900211222 is a wasteful number, since it uses less digits than its factorization.

900211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23689790.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 900211222 is about 30003.5201601412. The cubic root of 900211222 is about 965.5649092898.

The spelling of 900211222 in words is "nine hundred million, two hundred eleven thousand, two hundred twenty-two".