201240223213 has 8 divisors (see below), whose sum is σ = 218033183808. Its totient is φ = 184997851584.

The previous prime is 201240223181. The next prime is 201240223237. The reversal of 201240223213 is 312322042102.

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 201240223213 - 2⁵ = 201240223181 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 (201240223273) 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, 137646481 + ... + 137647942.

It is an arithmetic number, because the mean of its divisors is an integer number (27254147976).

Almost surely, 2^201240223213 is an apocalyptic number.

It is an amenable number.

201240223213 is a deficient number, since it is larger than the sum of its proper divisors (16792960595).

201240223213 is a wasteful number, since it uses less digits than its factorization.

201240223213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275294483.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201240223213 its reverse (312322042102), we get a palindrome (513562265315).

The spelling of 201240223213 in words is "two hundred one billion, two hundred forty million, two hundred twenty-three thousand, two hundred thirteen".