201331421411 has 8 divisors (see below), whose sum is σ = 207884920704. Its totient is φ = 194781605760.

The previous prime is 201331421387. The next prime is 201331421443. The reversal of 201331421411 is 114124133102.

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

It is a cyclic number.

It is not a de Polignac number, because 201331421411 - 2²² = 201327227107 is a prime.

It is a super-4 number, since 4×201331421411⁴ (a number of 46 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (201331421471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809606 + ... + 1028651.

It is an arithmetic number, because the mean of its divisors is an integer number (25985615088).

Almost surely, 2^201331421411 is an apocalyptic number.

201331421411 is a deficient number, since it is larger than the sum of its proper divisors (6553499293).

201331421411 is a wasteful number, since it uses less digits than its factorization.

201331421411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841821.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 201331421411 its reverse (114124133102), we get a palindrome (315455554513).

The spelling of 201331421411 in words is "two hundred one billion, three hundred thirty-one million, four hundred twenty-one thousand, four hundred eleven".