2011001042 has 8 divisors (see below), whose sum is σ = 3022500096. Its totient is φ = 1003501012.

The previous prime is 2011001039. The next prime is 2011001053. The reversal of 2011001042 is 2401001102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 998498 + ... + 1000509.

It is an arithmetic number, because the mean of its divisors is an integer number (377812512).

Almost surely, 2^2011001042 is an apocalyptic number.

2011001042 is a deficient number, since it is larger than the sum of its proper divisors (1011499054).

2011001042 is a wasteful number, since it uses less digits than its factorization.

2011001042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999512.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2011001042 is about 44844.1862675643. The cubic root of 2011001042 is about 1262.2269013182.

Adding to 2011001042 its reverse (2401001102), we get a palindrome (4412002144).

The spelling of 2011001042 in words is "two billion, eleven million, one thousand, forty-two".