2001414321091 has 2 divisors, whose sum is σ = 2001414321092. Its totient is φ = 2001414321090.

The previous prime is 2001414321089. The next prime is 2001414321191. The reversal of 2001414321091 is 1901234141002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001414321091 - 2¹ = 2001414321089 is a prime.

Together with 2001414321089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2001414321001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000707160545 + 1000707160546.

It is an arithmetic number, because the mean of its divisors is an integer number (1000707160546).

Almost surely, 2^{2001414321091} is an apocalyptic number.

2001414321091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001414321091 is an equidigital number, since it uses as much as digits as its factorization.

2001414321091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 2001414321091 its reverse (1901234141002), we get a palindrome (3902648462093).

The spelling of 2001414321091 in words is "two trillion, one billion, four hundred fourteen million, three hundred twenty-one thousand, ninety-one".