42011312530122 has 24 divisors (see below), whose sum is σ = 98026395904164. Its totient is φ = 12926557701504.

The previous prime is 42011312530081. The next prime is 42011312530151. The reversal of 42011312530122 is 22103521311024.

It is a happy number.

42011312530122 is a `hidden beast` number, since 4 + 2 + 0 + 1 + 1 + 3 + 1 + 2 + 530 + 122 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 34685515292481 + 7325797237641 = 5889441^2 + 2706621^2 .

It is a super-2 number, since 2×42011312530122² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89767761583 + ... + 89767762050.

Almost surely, 2^{42011312530122} is an apocalyptic number.

42011312530122 is an abundant number, since it is smaller than the sum of its proper divisors (56015083374042).

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

42011312530122 is a wasteful number, since it uses less digits than its factorization.

42011312530122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179535523654 (or 179535523651 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 42011312530122 its reverse (22103521311024), we get a palindrome (64114833841146).

The spelling of 42011312530122 in words is "forty-two trillion, eleven billion, three hundred twelve million, five hundred thirty thousand, one hundred twenty-two".