211332303113 has 4 divisors (see below), whose sum is σ = 218619623940. Its totient is φ = 204044982288.

The previous prime is 211332303001. The next prime is 211332303157. The reversal of 211332303113 is 311303233112.

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 108802341904 + 102529961209 = 329852^2 + 320203^2 .

It is not a de Polignac number, because 211332303113 - 2¹⁰ = 211332302089 is a prime.

It is a super-2 number, since 2×211332303113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (211332303163) 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, 3643660370 + ... + 3643660427.

It is an arithmetic number, because the mean of its divisors is an integer number (54654905985).

Almost surely, 2^211332303113 is an apocalyptic number.

It is an amenable number.

211332303113 is a deficient number, since it is larger than the sum of its proper divisors (7287320827).

211332303113 is an equidigital number, since it uses as much as digits as its factorization.

211332303113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7287320826.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 211332303113 its reverse (311303233112), we get a palindrome (522635536225).

The spelling of 211332303113 in words is "two hundred eleven billion, three hundred thirty-two million, three hundred three thousand, one hundred thirteen".