100011022219991 has 2 divisors, whose sum is σ = 100011022219992. Its totient is φ = 100011022219990.

The previous prime is 100011022219973. The next prime is 100011022220029. The reversal of 100011022219991 is 199912220110001.

It is an a-pointer prime, because the next prime (100011022220029) can be obtained adding 100011022219991 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100011022219991 - 2⁴⁶ = 29642278042327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100011022219921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005511109995 + 50005511109996.

It is an arithmetic number, because the mean of its divisors is an integer number (50005511109996).

Almost surely, 2^{100011022219991} is an apocalyptic number.

100011022219991 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011022219991 is an equidigital number, since it uses as much as digits as its factorization.

100011022219991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 38.

Adding to 100011022219991 its reverse (199912220110001), we get a palindrome (299923242329992).

The spelling of 100011022219991 in words is "one hundred trillion, eleven billion, twenty-two million, two hundred nineteen thousand, nine hundred ninety-one".