34004431113021 has 6 divisors (see below), whose sum is σ = 49117511607710. Its totient is φ = 22669620742008.

The previous prime is 34004431113007. The next prime is 34004431113031. The reversal of 34004431113021 is 12031113440043.

34004431113021 is a `hidden beast` number, since 3 + 4 + 0 + 0 + 44 + 311 + 1 + 302 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33055197903225 + 949233209796 = 5749365^2 + 974286^2 .

It is not a de Polignac number, because 34004431113021 - 2⁵ = 34004431112989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34004431113031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1889135061826 + ... + 1889135061843.

Almost surely, 2^{34004431113021} is an apocalyptic number.

It is an amenable number.

34004431113021 is a deficient number, since it is larger than the sum of its proper divisors (15113080494689).

34004431113021 is a wasteful number, since it uses less digits than its factorization.

34004431113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778270123675 (or 3778270123672 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 34004431113021 its reverse (12031113440043), we get a palindrome (46035544553064).

The spelling of 34004431113021 in words is "thirty-four trillion, four billion, four hundred thirty-one million, one hundred thirteen thousand, twenty-one".