42052314221 has 8 divisors (see below), whose sum is σ = 43202561304. Its totient is φ = 40902788160.

The previous prime is 42052314203. The next prime is 42052314233. The reversal of 42052314221 is 12241325024.

It can be written as a sum of positive squares in 4 ways, for example, as 1035938596 + 41016375625 = 32186^2 + 202525^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 42052314221 - 2¹⁰ = 42052313197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42052310221) 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 7 ways as a sum of consecutive naturals, for example, 60950 + ... + 296343.

It is an arithmetic number, because the mean of its divisors is an integer number (5400320163).

Almost surely, 2^42052314221 is an apocalyptic number.

It is an amenable number.

42052314221 is a deficient number, since it is larger than the sum of its proper divisors (1150247083).

42052314221 is a wasteful number, since it uses less digits than its factorization.

42052314221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360511.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 42052314221 its reverse (12241325024), we get a palindrome (54293639245).

The spelling of 42052314221 in words is "forty-two billion, fifty-two million, three hundred fourteen thousand, two hundred twenty-one".