23213104134 has 32 divisors (see below), whose sum is σ = 50929741440. Its totient is φ = 6994972800.

The previous prime is 23213104081. The next prime is 23213104139. The reversal of 23213104134 is 43140131232.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23213104139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970627 + ... + 994254.

It is an arithmetic number, because the mean of its divisors is an integer number (1591554420).

Almost surely, 2^23213104134 is an apocalyptic number.

23213104134 is an abundant number, since it is smaller than the sum of its proper divisors (27716637306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23213104134 is a wasteful number, since it uses less digits than its factorization.

23213104134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965076.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23213104134 its reverse (43140131232), we get a palindrome (66353235366).

The spelling of 23213104134 in words is "twenty-three billion, two hundred thirteen million, one hundred four thousand, one hundred thirty-four".