10121440223 has 2 divisors, whose sum is σ = 10121440224. Its totient is φ = 10121440222.

The previous prime is 10121440207. The next prime is 10121440247. The reversal of 10121440223 is 32204412101.

10121440223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121440223 - 2⁴ = 10121440207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10121440195 and 10121440204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10121440253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060720111 + 5060720112.

It is an arithmetic number, because the mean of its divisors is an integer number (5060720112).

Almost surely, 2^10121440223 is an apocalyptic number.

10121440223 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121440223 is an equidigital number, since it uses as much as digits as its factorization.

10121440223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10121440223 its reverse (32204412101), we get a palindrome (42325852324).

The spelling of 10121440223 in words is "ten billion, one hundred twenty-one million, four hundred forty thousand, two hundred twenty-three".