42003125020133 has 2 divisors, whose sum is σ = 42003125020134. Its totient is φ = 42003125020132.

The previous prime is 42003125020121. The next prime is 42003125020141. The reversal of 42003125020133 is 33102052130024.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23142709411969 + 18860415608164 = 4810687^2 + 4342858^2 .

It is a cyclic number.

It is not a de Polignac number, because 42003125020133 - 2⁴⁰ = 40903613392357 is a prime.

It is a super-2 number, since 2×42003125020133² (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 (42003125025133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001562510066 + 21001562510067.

It is an arithmetic number, because the mean of its divisors is an integer number (21001562510067).

Almost surely, 2^{42003125020133} is an apocalyptic number.

It is an amenable number.

42003125020133 is a deficient number, since it is larger than the sum of its proper divisors (1).

42003125020133 is an equidigital number, since it uses as much as digits as its factorization.

42003125020133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 42003125020133 its reverse (33102052130024), we get a palindrome (75105177150157).

The spelling of 42003125020133 in words is "forty-two trillion, three billion, one hundred twenty-five million, twenty thousand, one hundred thirty-three".