33440112334021 has 16 divisors (see below), whose sum is σ = 36003598884288. Its totient is φ = 30946489056000.

The previous prime is 33440112333983. The next prime is 33440112334081. The reversal of 33440112334021 is 12043321104433.

It is a cyclic number.

It is not a de Polignac number, because 33440112334021 - 2³⁵ = 33405752595653 is a prime.

It is a super-2 number, since 2×33440112334021² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33440112334081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55862430 + ... + 56457871.

It is an arithmetic number, because the mean of its divisors is an integer number (2250224930268).

Almost surely, 2^{33440112334021} is an apocalyptic number.

It is an amenable number.

33440112334021 is a deficient number, since it is larger than the sum of its proper divisors (2563486550267).

33440112334021 is a wasteful number, since it uses less digits than its factorization.

33440112334021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112320612.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 33440112334021 its reverse (12043321104433), we get a palindrome (45483433438454).

The spelling of 33440112334021 in words is "thirty-three trillion, four hundred forty billion, one hundred twelve million, three hundred thirty-four thousand, twenty-one".