2301211129991 has 2 divisors, whose sum is σ = 2301211129992. Its totient is φ = 2301211129990.

The previous prime is 2301211129969. The next prime is 2301211130117. The reversal of 2301211129991 is 1999211121032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2301211129991 - 2¹⁰ = 2301211128967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2301211129291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1150605564995 + 1150605564996.

It is an arithmetic number, because the mean of its divisors is an integer number (1150605564996).

Almost surely, 2^{2301211129991} is an apocalyptic number.

2301211129991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2301211129991 is an equidigital number, since it uses as much as digits as its factorization.

2301211129991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 41.

The spelling of 2301211129991 in words is "two trillion, three hundred one billion, two hundred eleven million, one hundred twenty-nine thousand, nine hundred ninety-one".