4012001033042 has 4 divisors (see below), whose sum is σ = 6018001549566. Its totient is φ = 2006000516520.

The previous prime is 4012001033023. The next prime is 4012001033081. The reversal of 4012001033042 is 2403301002104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2129559408601 + 1882441624441 = 1459301^2 + 1372021^2 .

It is a super-3 number, since 3×4012001033042³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003000258259 + ... + 1003000258262.

Almost surely, 2^{4012001033042} is an apocalyptic number.

4012001033042 is a deficient number, since it is larger than the sum of its proper divisors (2006000516524).

4012001033042 is a wasteful number, since it uses less digits than its factorization.

4012001033042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006000516523.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 4012001033042 its reverse (2403301002104), we get a palindrome (6415302035146).

The spelling of 4012001033042 in words is "four trillion, twelve billion, one million, thirty-three thousand, forty-two".