201222434 has 8 divisors (see below), whose sum is σ = 344952768. Its totient is φ = 86238180.

The previous prime is 201222409. The next prime is 201222451. The reversal of 201222434 is 434222102.

201222434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 7186502 + ... + 7186529.

It is an arithmetic number, because the mean of its divisors is an integer number (43119096).

Almost surely, 2^201222434 is an apocalyptic number.

201222434 is a deficient number, since it is larger than the sum of its proper divisors (143730334).

201222434 is a wasteful number, since it uses less digits than its factorization.

201222434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14373040.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 201222434 is about 14185.2893520012. The cubic root of 201222434 is about 585.9926012570.

Adding to 201222434 its reverse (434222102), we get a palindrome (635444536).

The spelling of 201222434 in words is "two hundred one million, two hundred twenty-two thousand, four hundred thirty-four".