2011312001099 has 2 divisors, whose sum is σ = 2011312001100. Its totient is φ = 2011312001098.

The previous prime is 2011312001059. The next prime is 2011312001123. The reversal of 2011312001099 is 9901002131102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011312001099 - 2⁸ = 2011312000843 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011312001059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005656000549 + 1005656000550.

It is an arithmetic number, because the mean of its divisors is an integer number (1005656000550).

Almost surely, 2^{2011312001099} is an apocalyptic number.

2011312001099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011312001099 is an equidigital number, since it uses as much as digits as its factorization.

2011312001099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 2011312001099 in words is "two trillion, eleven billion, three hundred twelve million, one thousand, ninety-nine".