42041403101 has 2 divisors, whose sum is σ = 42041403102. Its totient is φ = 42041403100.

The previous prime is 42041403073. The next prime is 42041403161. The reversal of 42041403101 is 10130414024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31458343225 + 10583059876 = 177365^2 + 102874^2 .

It is a cyclic number.

It is not a de Polignac number, because 42041403101 - 2¹⁰ = 42041402077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42041403161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21020701550 + 21020701551.

It is an arithmetic number, because the mean of its divisors is an integer number (21020701551).

Almost surely, 2^42041403101 is an apocalyptic number.

It is an amenable number.

42041403101 is a deficient number, since it is larger than the sum of its proper divisors (1).

42041403101 is an equidigital number, since it uses as much as digits as its factorization.

42041403101 is an evil number, because the sum of its binary digits is even.

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

Adding to 42041403101 its reverse (10130414024), we get a palindrome (52171817125).

The spelling of 42041403101 in words is "forty-two billion, forty-one million, four hundred three thousand, one hundred one".