201103233013 has 4 divisors (see below), whose sum is σ = 201191866060. Its totient is φ = 201014599968.

The previous prime is 201103232951. The next prime is 201103233061. The reversal of 201103233013 is 310332301102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47507433444 + 153595799569 = 217962^2 + 391913^2 .

It is a cyclic number.

It is not a de Polignac number, because 201103233013 - 2¹³ = 201103224821 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 (201103233083) 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, 44313120 + ... + 44317657.

It is an arithmetic number, because the mean of its divisors is an integer number (50297966515).

Almost surely, 2^201103233013 is an apocalyptic number.

It is an amenable number.

201103233013 is a deficient number, since it is larger than the sum of its proper divisors (88633047).

201103233013 is an equidigital number, since it uses as much as digits as its factorization.

201103233013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88633046.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 201103233013 its reverse (310332301102), we get a palindrome (511435534115).

The spelling of 201103233013 in words is "two hundred one billion, one hundred three million, two hundred thirty-three thousand, thirteen".