23112331231103 has 4 divisors (see below), whose sum is σ = 23116724380488. Its totient is φ = 23107938081720.

The previous prime is 23112331231091. The next prime is 23112331231139. The reversal of 23112331231103 is 30113213321132.

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-23112331231103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112331131103) 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, 2196566801 + ... + 2196577322.

It is an arithmetic number, because the mean of its divisors is an integer number (5779181095122).

Almost surely, 2^{23112331231103} is an apocalyptic number.

23112331231103 is a deficient number, since it is larger than the sum of its proper divisors (4393149385).

23112331231103 is an equidigital number, since it uses as much as digits as its factorization.

23112331231103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393149384.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 23112331231103 its reverse (30113213321132), we get a palindrome (53225544552235).

The spelling of 23112331231103 in words is "twenty-three trillion, one hundred twelve billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred three".