10421404223 has 2 divisors, whose sum is σ = 10421404224. Its totient is φ = 10421404222.

The previous prime is 10421404187. The next prime is 10421404237. The reversal of 10421404223 is 32240412401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10421404223 - 2⁶ = 10421404159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10421406223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210702111 + 5210702112.

It is an arithmetic number, because the mean of its divisors is an integer number (5210702112).

Almost surely, 2^10421404223 is an apocalyptic number.

10421404223 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421404223 is an equidigital number, since it uses as much as digits as its factorization.

10421404223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 10421404223 its reverse (32240412401), we get a palindrome (42661816624).

The spelling of 10421404223 in words is "ten billion, four hundred twenty-one million, four hundred four thousand, two hundred twenty-three".