201213334 has 16 divisors (see below), whose sum is σ = 351446688. Its totient is φ = 84606912.

The previous prime is 201213329. The next prime is 201213373. The reversal of 201213334 is 433312102.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 134847 + ... + 136330.

It is an arithmetic number, because the mean of its divisors is an integer number (21965418).

Almost surely, 2^201213334 is an apocalyptic number.

201213334 is a deficient number, since it is larger than the sum of its proper divisors (150233354).

201213334 is a wasteful number, since it uses less digits than its factorization.

201213334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271239.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 201213334 is about 14184.9685935500. The cubic root of 201213334 is about 585.9837675616.

Adding to 201213334 its reverse (433312102), we get a palindrome (634525436).

The spelling of 201213334 in words is "two hundred one million, two hundred thirteen thousand, three hundred thirty-four".