11322032231 has 2 divisors, whose sum is σ = 11322032232. Its totient is φ = 11322032230.

The previous prime is 11322032221. The next prime is 11322032243. The reversal of 11322032231 is 13223022311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11322032231 - 2¹⁸ = 11321770087 is a prime.

It is a super-2 number, since 2×11322032231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322032201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661016115 + 5661016116.

It is an arithmetic number, because the mean of its divisors is an integer number (5661016116).

Almost surely, 2^11322032231 is an apocalyptic number.

11322032231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322032231 is an equidigital number, since it uses as much as digits as its factorization.

11322032231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11322032231 its reverse (13223022311), we get a palindrome (24545054542).

The spelling of 11322032231 in words is "eleven billion, three hundred twenty-two million, thirty-two thousand, two hundred thirty-one".