2011133001 has 4 divisors (see below), whose sum is σ = 2681510672. Its totient is φ = 1340755332.

The previous prime is 2011132993. The next prime is 2011133021. The reversal of 2011133001 is 1003311102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2011133001 - 2³ = 2011132993 is a prime.

It is a super-2 number, since 2×2011133001² = 8089311895422532002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011133021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335188831 + ... + 335188836.

It is an arithmetic number, because the mean of its divisors is an integer number (670377668).

Almost surely, 2^2011133001 is an apocalyptic number.

It is an amenable number.

2011133001 is a deficient number, since it is larger than the sum of its proper divisors (670377671).

2011133001 is an equidigital number, since it uses as much as digits as its factorization.

2011133001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670377670.

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

The square root of 2011133001 is about 44845.6575489757. The cubic root of 2011133001 is about 1262.2545092198.

Adding to 2011133001 its reverse (1003311102), we get a palindrome (3014444103).

The spelling of 2011133001 in words is "two billion, eleven million, one hundred thirty-three thousand, one".