23121434034005 has 8 divisors (see below), whose sum is σ = 27758292544512. Its totient is φ = 18488766091408.

The previous prime is 23121434033989. The next prime is 23121434034029. The reversal of 23121434034005 is 50043043412132.

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

It is a cyclic number.

It is not a de Polignac number, because 23121434034005 - 2⁴ = 23121434033989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047629837 + ... + 1047651906.

It is an arithmetic number, because the mean of its divisors is an integer number (3469786568064).

Almost surely, 2^{23121434034005} is an apocalyptic number.

It is an amenable number.

23121434034005 is a deficient number, since it is larger than the sum of its proper divisors (4636858510507).

23121434034005 is a wasteful number, since it uses less digits than its factorization.

23121434034005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095283955.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 23121434034005 its reverse (50043043412132), we get a palindrome (73164477446137).

The spelling of 23121434034005 in words is "twenty-three trillion, one hundred twenty-one billion, four hundred thirty-four million, thirty-four thousand, five".