11023002231231 has 4 divisors (see below), whose sum is σ = 14697336308312. Its totient is φ = 7348668154152.

The previous prime is 11023002231229. The next prime is 11023002231277. The reversal of 11023002231231 is 13213220032011.

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

It is not a de Polignac number, because 11023002231231 - 2¹ = 11023002231229 is a prime.

It is a super-2 number, since 2×11023002231231² (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 = 11023002231198 and 11023002231207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023002231221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837167038536 + ... + 1837167038541.

It is an arithmetic number, because the mean of its divisors is an integer number (3674334077078).

Almost surely, 2^{11023002231231} is an apocalyptic number.

11023002231231 is a deficient number, since it is larger than the sum of its proper divisors (3674334077081).

11023002231231 is an equidigital number, since it uses as much as digits as its factorization.

11023002231231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674334077080.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11023002231231 its reverse (13213220032011), we get a palindrome (24236222263242).

The spelling of 11023002231231 in words is "eleven trillion, twenty-three billion, two million, two hundred thirty-one thousand, two hundred thirty-one".