23120443401043 has 2 divisors, whose sum is σ = 23120443401044. Its totient is φ = 23120443401042.

The previous prime is 23120443401017. The next prime is 23120443401061. The reversal of 23120443401043 is 34010434402132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23120443401043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23120443400996 and 23120443401014.

It is not a weakly prime, because it can be changed into another prime (23120443401943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560221700521 + 11560221700522.

It is an arithmetic number, because the mean of its divisors is an integer number (11560221700522).

Almost surely, 2^{23120443401043} is an apocalyptic number.

23120443401043 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120443401043 is an equidigital number, since it uses as much as digits as its factorization.

23120443401043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 23120443401043 its reverse (34010434402132), we get a palindrome (57130877803175).

The spelling of 23120443401043 in words is "twenty-three trillion, one hundred twenty billion, four hundred forty-three million, four hundred one thousand, forty-three".