42212514321 has 12 divisors (see below), whose sum is σ = 60979664772. Its totient is φ = 28138891776.

The previous prime is 42212514317. The next prime is 42212514371. The reversal of 42212514321 is 12341521224.

42212514321 is a `hidden beast` number, since 4 + 221 + 2 + 5 + 1 + 432 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2517530625 + 39694983696 = 50175^2 + 199236^2 .

It is not a de Polignac number, because 42212514321 - 2² = 42212514317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42212514371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133836 + ... + 319901.

It is an arithmetic number, because the mean of its divisors is an integer number (5081638731).

Almost surely, 2^42212514321 is an apocalyptic number.

It is an amenable number.

42212514321 is a deficient number, since it is larger than the sum of its proper divisors (18767150451).

42212514321 is a wasteful number, since it uses less digits than its factorization.

42212514321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464080 (or 464077 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The spelling of 42212514321 in words is "forty-two billion, two hundred twelve million, five hundred fourteen thousand, three hundred twenty-one".