1421000222 has 8 divisors (see below), whose sum is σ = 2183488272. Its totient is φ = 693170800.

The previous prime is 1421000221. The next prime is 1421000293. The reversal of 1421000222 is 2220001241.

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

It is a junction number, because it is equal to n+sod(n) for n = 1421000197 and 1421000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421000221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8664554 + ... + 8664717.

It is an arithmetic number, because the mean of its divisors is an integer number (272936034).

Almost surely, 2^1421000222 is an apocalyptic number.

1421000222 is a deficient number, since it is larger than the sum of its proper divisors (762488050).

1421000222 is a wasteful number, since it uses less digits than its factorization.

1421000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17329314.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1421000222 is about 37696.1565945389. The cubic root of 1421000222 is about 1124.2547088699.

Adding to 1421000222 its reverse (2220001241), we get a palindrome (3641001463).

The spelling of 1421000222 in words is "one billion, four hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.