33112040001 has 4 divisors (see below), whose sum is σ = 44149386672. Its totient is φ = 22074693332.

The previous prime is 33112039979. The next prime is 33112040021. The reversal of 33112040001 is 10004021133.

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 a cyclic number.

It is not a de Polignac number, because 33112040001 - 2⁹ = 33112039489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33112040021) 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, 5518673331 + ... + 5518673336.

It is an arithmetic number, because the mean of its divisors is an integer number (11037346668).

Almost surely, 2^33112040001 is an apocalyptic number.

It is an amenable number.

33112040001 is a deficient number, since it is larger than the sum of its proper divisors (11037346671).

33112040001 is a wasteful number, since it uses less digits than its factorization.

33112040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11037346670.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 33112040001 its reverse (10004021133), we get a palindrome (43116061134).

The spelling of 33112040001 in words is "thirty-three billion, one hundred twelve million, forty thousand, one".