201321443324 has 6 divisors (see below), whose sum is σ = 352312525824. Its totient is φ = 100660721660.

The previous prime is 201321443233. The next prime is 201321443429. The reversal of 201321443324 is 423344123102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25165180412 + ... + 25165180419.

It is an arithmetic number, because the mean of its divisors is an integer number (58718754304).

Almost surely, 2^201321443324 is an apocalyptic number.

It is an amenable number.

201321443324 is a deficient number, since it is larger than the sum of its proper divisors (150991082500).

201321443324 is a wasteful number, since it uses less digits than its factorization.

201321443324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50330360835 (or 50330360833 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 201321443324 its reverse (423344123102), we get a palindrome (624665566426).

The spelling of 201321443324 in words is "two hundred one billion, three hundred twenty-one million, four hundred forty-three thousand, three hundred twenty-four".