2001011033001 has 12 divisors (see below), whose sum is σ = 2834188638512. Its totient is φ = 1255536333888.

The previous prime is 2001011032981. The next prime is 2001011033011. The reversal of 2001011033001 is 1003301101002.

It is not a de Polignac number, because 2001011033001 - 2⁷ = 2001011032873 is a prime.

It is a super-2 number, since 2×2001011033001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2001011033011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1153984735 + ... + 1153986468.

Almost surely, 2^{2001011033001} is an apocalyptic number.

It is an amenable number.

2001011033001 is a deficient number, since it is larger than the sum of its proper divisors (833177605511).

2001011033001 is a wasteful number, since it uses less digits than its factorization.

2001011033001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307971240 (or 2307971223 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 2001011033001 its reverse (1003301101002), we get a palindrome (3004312134003).

The spelling of 2001011033001 in words is "two trillion, one billion, eleven million, thirty-three thousand, one".