10212567613 has 2 divisors, whose sum is σ = 10212567614. Its totient is φ = 10212567612.

The previous prime is 10212567611. The next prime is 10212567619. The reversal of 10212567613 is 31676521201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8121974884 + 2090592729 = 90122^2 + 45723^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212567613 - 2¹ = 10212567611 is a prime.

Together with 10212567611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212567611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106283806 + 5106283807.

It is an arithmetic number, because the mean of its divisors is an integer number (5106283807).

Almost surely, 2^10212567613 is an apocalyptic number.

It is an amenable number.

10212567613 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212567613 is an equidigital number, since it uses as much as digits as its factorization.

10212567613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 10212567613 in words is "ten billion, two hundred twelve million, five hundred sixty-seven thousand, six hundred thirteen".