201221043334 has 8 divisors (see below), whose sum is σ = 301833481968. Its totient is φ = 100609882680.

The previous prime is 201221043329. The next prime is 201221043367. The reversal of 201221043334 is 433340122102.

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 = 201221043299 and 201221043308.

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, 383524 + ... + 741304.

It is an arithmetic number, because the mean of its divisors is an integer number (37729185246).

Almost surely, 2^201221043334 is an apocalyptic number.

201221043334 is a deficient number, since it is larger than the sum of its proper divisors (100612438634).

201221043334 is a wasteful number, since it uses less digits than its factorization.

201221043334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638990.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201221043334 its reverse (433340122102), we get a palindrome (634561165436).

The spelling of 201221043334 in words is "two hundred one billion, two hundred twenty-one million, forty-three thousand, three hundred thirty-four".