42401102423 has 2 divisors, whose sum is σ = 42401102424. Its totient is φ = 42401102422.

The previous prime is 42401102369. The next prime is 42401102431. The reversal of 42401102423 is 32420110424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42401102423 - 2¹⁰ = 42401101399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42401102473) 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 as a sum of consecutive naturals, namely, 21200551211 + 21200551212.

It is an arithmetic number, because the mean of its divisors is an integer number (21200551212).

Almost surely, 2^42401102423 is an apocalyptic number.

42401102423 is a deficient number, since it is larger than the sum of its proper divisors (1).

42401102423 is an equidigital number, since it uses as much as digits as its factorization.

42401102423 is an odious number, because the sum of its binary digits is odd.

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

Adding to 42401102423 its reverse (32420110424), we get a palindrome (74821212847).

The spelling of 42401102423 in words is "forty-two billion, four hundred one million, one hundred two thousand, four hundred twenty-three".