10322100991 has 2 divisors, whose sum is σ = 10322100992. Its totient is φ = 10322100990.

The previous prime is 10322100979. The next prime is 10322101067. The reversal of 10322100991 is 19900122301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10322100991 - 2²⁵ = 10288546559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10322100391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5161050495 + 5161050496.

It is an arithmetic number, because the mean of its divisors is an integer number (5161050496).

Almost surely, 2^10322100991 is an apocalyptic number.

10322100991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10322100991 is an equidigital number, since it uses as much as digits as its factorization.

10322100991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 28.

The spelling of 10322100991 in words is "ten billion, three hundred twenty-two million, one hundred thousand, nine hundred ninety-one".