2113020000191 has 2 divisors, whose sum is σ = 2113020000192. Its totient is φ = 2113020000190.

The previous prime is 2113020000131. The next prime is 2113020000211. The reversal of 2113020000191 is 1910000203112.

It is an a-pointer prime, because the next prime (2113020000211) can be obtained adding 2113020000191 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2113020000191 - 2⁶ = 2113020000127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113020000131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056510000095 + 1056510000096.

It is an arithmetic number, because the mean of its divisors is an integer number (1056510000096).

Almost surely, 2^{2113020000191} is an apocalyptic number.

2113020000191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113020000191 is an equidigital number, since it uses as much as digits as its factorization.

2113020000191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 2113020000191 in words is "two trillion, one hundred thirteen billion, twenty million, one hundred ninety-one", and thus it is an aban number.