2011001001983 has 2 divisors, whose sum is σ = 2011001001984. Its totient is φ = 2011001001982.

The previous prime is 2011001001929. The next prime is 2011001002027. The reversal of 2011001001983 is 3891001001102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011001001983 - 2¹⁴ = 2011000985599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011001003983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005500500991 + 1005500500992.

It is an arithmetic number, because the mean of its divisors is an integer number (1005500500992).

Almost surely, 2^{2011001001983} is an apocalyptic number.

2011001001983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011001001983 is an equidigital number, since it uses as much as digits as its factorization.

2011001001983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 2011001001983 in words is "two trillion, eleven billion, one million, one thousand, nine hundred eighty-three".