42521350030127 has 2 divisors, whose sum is σ = 42521350030128. Its totient is φ = 42521350030126.

The previous prime is 42521350030069. The next prime is 42521350030139. The reversal of 42521350030127 is 72103005312524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42521350030127 - 2⁶ = 42521350030063 is a prime.

It is a super-2 number, since 2×42521350030127² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42521350030727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21260675015063 + 21260675015064.

It is an arithmetic number, because the mean of its divisors is an integer number (21260675015064).

Almost surely, 2^{42521350030127} is an apocalyptic number.

42521350030127 is a deficient number, since it is larger than the sum of its proper divisors (1).

42521350030127 is an equidigital number, since it uses as much as digits as its factorization.

42521350030127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 42521350030127 in words is "forty-two trillion, five hundred twenty-one billion, three hundred fifty million, thirty thousand, one hundred twenty-seven".