11301133220231 has 4 divisors (see below), whose sum is σ = 11301263028000. Its totient is φ = 11301003412464.

The previous prime is 11301133220207. The next prime is 11301133220291. The reversal of 11301133220231 is 13202233110311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11301133220231 is a prime.

It is a super-2 number, since 2×11301133220231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301133220197 and 11301133220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301133220291) 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, 64773206 + ... + 64947443.

It is an arithmetic number, because the mean of its divisors is an integer number (2825315757000).

Almost surely, 2^{11301133220231} is an apocalyptic number.

11301133220231 is a deficient number, since it is larger than the sum of its proper divisors (129807769).

11301133220231 is an equidigital number, since it uses as much as digits as its factorization.

11301133220231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129807768.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11301133220231 its reverse (13202233110311), we get a palindrome (24503366330542).

The spelling of 11301133220231 in words is "eleven trillion, three hundred one billion, one hundred thirty-three million, two hundred twenty thousand, two hundred thirty-one".