42125211120522 has 8 divisors (see below), whose sum is σ = 84250422241056. Its totient is φ = 14041737040172.

The previous prime is 42125211120397. The next prime is 42125211120541. The reversal of 42125211120522 is 22502111252124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

42125211120522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 42125211120522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3510434260038 + ... + 3510434260049.

It is an arithmetic number, because the mean of its divisors is an integer number (10531302780132).

Almost surely, 2^{42125211120522} is an apocalyptic number.

42125211120522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42125211120522 is a wasteful number, since it uses less digits than its factorization.

42125211120522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7020868520092.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 42125211120522 its reverse (22502111252124), we get a palindrome (64627322372646).

The spelling of 42125211120522 in words is "forty-two trillion, one hundred twenty-five billion, two hundred eleven million, one hundred twenty thousand, five hundred twenty-two".