42252325212123 has 12 divisors (see below), whose sum is σ = 65725839219040. Its totient is φ = 26001430899696.

The previous prime is 42252325212073. The next prime is 42252325212133. The reversal of 42252325212123 is 32121252325224.

42252325212123 is a `hidden beast` number, since 4 + 2 + 2 + 5 + 2 + 3 + 2 + 521 + 2 + 123 = 666.

It is not a de Polignac number, because 42252325212123 - 2⁴⁰ = 41152813584347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42252325212133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180565492243 + ... + 180565492476.

Almost surely, 2^{42252325212123} is an apocalyptic number.

42252325212123 is a deficient number, since it is larger than the sum of its proper divisors (23473514006917).

42252325212123 is a wasteful number, since it uses less digits than its factorization.

42252325212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361130984738 (or 361130984735 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 42252325212123 its reverse (32121252325224), we get a palindrome (74373577537347).

The spelling of 42252325212123 in words is "forty-two trillion, two hundred fifty-two billion, three hundred twenty-five million, two hundred twelve thousand, one hundred twenty-three".