10061016991 has 2 divisors, whose sum is σ = 10061016992. Its totient is φ = 10061016990.

The previous prime is 10061016989. The next prime is 10061017039. The reversal of 10061016991 is 19961016001.

It is a weak prime.

It is an emirp because it is prime and its reverse (19961016001) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 16691019001 and 10091019661.

It is a cyclic number.

It is not a de Polignac number, because 10061016991 - 2¹ = 10061016989 is a prime.

Together with 10061016989, 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 (10061016941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5030508495 + 5030508496.

It is an arithmetic number, because the mean of its divisors is an integer number (5030508496).

Almost surely, 2^10061016991 is an apocalyptic number.

10061016991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10061016991 is an equidigital number, since it uses as much as digits as its factorization.

10061016991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 10061016991 in words is "ten billion, sixty-one million, sixteen thousand, nine hundred ninety-one".