11301232120231 has 4 divisors (see below), whose sum is σ = 11301383218464. Its totient is φ = 11301081022000.

The previous prime is 11301232120223. The next prime is 11301232120237. The reversal of 11301232120231 is 13202123210311.

11301232120231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11301232120231 - 2³ = 11301232120223 is a prime.

It is a super-2 number, since 2×11301232120231² (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 (11301232120237) 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, 75436870 + ... + 75586531.

It is an arithmetic number, because the mean of its divisors is an integer number (2825345804616).

Almost surely, 2^{11301232120231} is an apocalyptic number.

11301232120231 is a deficient number, since it is larger than the sum of its proper divisors (151098233).

11301232120231 is an equidigital number, since it uses as much as digits as its factorization.

11301232120231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151098232.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11301232120231 its reverse (13202123210311), we get a palindrome (24503355330542).

The spelling of 11301232120231 in words is "eleven trillion, three hundred one billion, two hundred thirty-two million, one hundred twenty thousand, two hundred thirty-one".