9900936610031 has 2 divisors, whose sum is σ = 9900936610032. Its totient is φ = 9900936610030.

The previous prime is 9900936609983. The next prime is 9900936610087. The reversal of 9900936610031 is 1300166390099.

9900936610031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1300166390099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9900936610031 - 2¹⁰ = 9900936609007 is a prime.

It is a super-2 number, since 2×9900936610031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9900936619031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4950468305015 + 4950468305016.

It is an arithmetic number, because the mean of its divisors is an integer number (4950468305016).

Almost surely, 2^{9900936610031} is an apocalyptic number.

9900936610031 is a deficient number, since it is larger than the sum of its proper divisors (1).

9900936610031 is an equidigital number, since it uses as much as digits as its factorization.

9900936610031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 236196, while the sum is 47.

The spelling of 9900936610031 in words is "nine trillion, nine hundred billion, nine hundred thirty-six million, six hundred ten thousand, thirty-one".