2001011021083 has 2 divisors, whose sum is σ = 2001011021084. Its totient is φ = 2001011021082.

The previous prime is 2001011021057. The next prime is 2001011021111. The reversal of 2001011021083 is 3801201101002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001011021083 - 2⁹ = 2001011020571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2001011021083.

It is not a weakly prime, because it can be changed into another prime (2001011021783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000505510541 + 1000505510542.

It is an arithmetic number, because the mean of its divisors is an integer number (1000505510542).

Almost surely, 2^{2001011021083} is an apocalyptic number.

2001011021083 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001011021083 is an equidigital number, since it uses as much as digits as its factorization.

2001011021083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2001011021083 its reverse (3801201101002), we get a palindrome (5802212122085).

The spelling of 2001011021083 in words is "two trillion, one billion, eleven million, twenty-one thousand, eighty-three".