23121434034003 has 24 divisors (see below), whose sum is σ = 32724605922768. Its totient is φ = 14518600383168.

The previous prime is 23121434033989. The next prime is 23121434034029. The reversal of 23121434034003 is 30043043412132.

It is a happy number.

It is not a de Polignac number, because 23121434034003 - 2⁶ = 23121434033939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23121434034203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61516200 + ... + 61890917.

It is an arithmetic number, because the mean of its divisors is an integer number (1363525246782).

Almost surely, 2^{23121434034003} is an apocalyptic number.

23121434034003 is a deficient number, since it is larger than the sum of its proper divisors (9603171888765).

23121434034003 is a wasteful number, since it uses less digits than its factorization.

23121434034003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123407331 (or 123407312 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 23121434034003 its reverse (30043043412132), we get a palindrome (53164477446135).

The spelling of 23121434034003 in words is "twenty-three trillion, one hundred twenty-one billion, four hundred thirty-four million, thirty-four thousand, three".