52212414217 has 2 divisors, whose sum is σ = 52212414218. Its totient is φ = 52212414216.

The previous prime is 52212414203. The next prime is 52212414263. The reversal of 52212414217 is 71241421225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49662568201 + 2549846016 = 222851^2 + 50496^2 .

It is a cyclic number.

It is not a de Polignac number, because 52212414217 - 2¹⁹ = 52211889929 is a prime.

It is a super-2 number, since 2×52212414217² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52212414817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26106207108 + 26106207109.

It is an arithmetic number, because the mean of its divisors is an integer number (26106207109).

Almost surely, 2^52212414217 is an apocalyptic number.

It is an amenable number.

52212414217 is a deficient number, since it is larger than the sum of its proper divisors (1).

52212414217 is an equidigital number, since it uses as much as digits as its factorization.

52212414217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8960, while the sum is 31.

The spelling of 52212414217 in words is "fifty-two billion, two hundred twelve million, four hundred fourteen thousand, two hundred seventeen".