4281521222 has 8 divisors (see below), whose sum is σ = 7006125672. Its totient is φ = 1946146000.

The previous prime is 4281521191. The next prime is 4281521243. The reversal of 4281521222 is 2221251824.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97307279 + ... + 97307322.

It is an arithmetic number, because the mean of its divisors is an integer number (875765709).

Almost surely, 2^4281521222 is an apocalyptic number.

4281521222 is a deficient number, since it is larger than the sum of its proper divisors (2724604450).

4281521222 is a wasteful number, since it uses less digits than its factorization.

4281521222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194614614.

The product of its digits is 5120, while the sum is 29.

The square root of 4281521222 is about 65433.3341806758. The cubic root of 4281521222 is about 1623.8006104446.

The spelling of 4281521222 in words is "four billion, two hundred eighty-one million, five hundred twenty-one thousand, two hundred twenty-two".