212013235241 has 2 divisors, whose sum is σ = 212013235242. Its totient is φ = 212013235240.

The previous prime is 212013235237. The next prime is 212013235283. The reversal of 212013235241 is 142532310212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117629106841 + 94384128400 = 342971^2 + 307220^2 .

It is a cyclic number.

It is not a de Polignac number, because 212013235241 - 2² = 212013235237 is a prime.

It is a super-2 number, since 2×212013235241² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212013235241.

It is not a weakly prime, because it can be changed into another prime (212013235741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006617620 + 106006617621.

It is an arithmetic number, because the mean of its divisors is an integer number (106006617621).

Almost surely, 2^212013235241 is an apocalyptic number.

It is an amenable number.

212013235241 is a deficient number, since it is larger than the sum of its proper divisors (1).

212013235241 is an equidigital number, since it uses as much as digits as its factorization.

212013235241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 212013235241 its reverse (142532310212), we get a palindrome (354545545453).

The spelling of 212013235241 in words is "two hundred twelve billion, thirteen million, two hundred thirty-five thousand, two hundred forty-one".