10322233221991 has 2 divisors, whose sum is σ = 10322233221992. Its totient is φ = 10322233221990.

The previous prime is 10322233221983. The next prime is 10322233222057. The reversal of 10322233221991 is 19912233222301.

10322233221991 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 a cyclic number.

It is not a de Polignac number, because 10322233221991 - 2³ = 10322233221983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10322233221901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5161116610995 + 5161116610996.

It is an arithmetic number, because the mean of its divisors is an integer number (5161116610996).

Almost surely, 2^{10322233221991} is an apocalyptic number.

10322233221991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10322233221991 is an equidigital number, since it uses as much as digits as its factorization.

10322233221991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 10322233221991 in words is "ten trillion, three hundred twenty-two billion, two hundred thirty-three million, two hundred twenty-one thousand, nine hundred ninety-one".