11302003213231 has 4 divisors (see below), whose sum is σ = 11542471366752. Its totient is φ = 11061535059712.

The previous prime is 11302003213229. The next prime is 11302003213271. The reversal of 11302003213231 is 13231230020311.

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

It is a cyclic number.

It is not a de Polignac number, because 11302003213231 - 2¹ = 11302003213229 is a prime.

It is a super-2 number, since 2×11302003213231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11302003213271) 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, 120234076690 + ... + 120234076783.

It is an arithmetic number, because the mean of its divisors is an integer number (2885617841688).

Almost surely, 2^{11302003213231} is an apocalyptic number.

11302003213231 is a deficient number, since it is larger than the sum of its proper divisors (240468153521).

11302003213231 is an equidigital number, since it uses as much as digits as its factorization.

11302003213231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240468153520.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11302003213231 its reverse (13231230020311), we get a palindrome (24533233233542).

The spelling of 11302003213231 in words is "eleven trillion, three hundred two billion, three million, two hundred thirteen thousand, two hundred thirty-one".