201332243011 has 4 divisors (see below), whose sum is σ = 201333168352. Its totient is φ = 201331317672.

The previous prime is 201332243003. The next prime is 201332243027. The reversal of 201332243011 is 110342233102.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 201332243011 - 2³ = 201332243003 is a prime.

It is a super-2 number, since 2×201332243011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201332244011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62086 + ... + 637588.

It is an arithmetic number, because the mean of its divisors is an integer number (50333292088).

Almost surely, 2^201332243011 is an apocalyptic number.

201332243011 is a deficient number, since it is larger than the sum of its proper divisors (925341).

201332243011 is an equidigital number, since it uses as much as digits as its factorization.

201332243011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925340.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 201332243011 its reverse (110342233102), we get a palindrome (311674476113).

Subtracting from 201332243011 its reverse (110342233102), we obtain a palindrome (90990009909).

The spelling of 201332243011 in words is "two hundred one billion, three hundred thirty-two million, two hundred forty-three thousand, eleven".