201313332021 has 8 divisors (see below), whose sum is σ = 272094732160. Its totient is φ = 132370409952.

The previous prime is 201313331983. The next prime is 201313332037. The reversal of 201313332021 is 120233313102.

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

It is not a de Polignac number, because 201313332021 - 2³⁷ = 63874378549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201313330021) 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, 459619261 + ... + 459619698.

It is an arithmetic number, because the mean of its divisors is an integer number (34011841520).

Almost surely, 2^201313332021 is an apocalyptic number.

It is an amenable number.

201313332021 is a deficient number, since it is larger than the sum of its proper divisors (70781400139).

201313332021 is an equidigital number, since it uses as much as digits as its factorization.

201313332021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919239035.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 201313332021 its reverse (120233313102), we get a palindrome (321546645123).

The spelling of 201313332021 in words is "two hundred one billion, three hundred thirteen million, three hundred thirty-two thousand, twenty-one".