23021321134 has 8 divisors (see below), whose sum is σ = 39465121968. Its totient is φ = 9866280480.

The previous prime is 23021321131. The next prime is 23021321143. The reversal of 23021321134 is 43112312032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23021321131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822190027 + ... + 822190054.

It is an arithmetic number, because the mean of its divisors is an integer number (4933140246).

Almost surely, 2^23021321134 is an apocalyptic number.

23021321134 is a deficient number, since it is larger than the sum of its proper divisors (16443800834).

23021321134 is a wasteful number, since it uses less digits than its factorization.

23021321134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644380090.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 23021321134 its reverse (43112312032), we get a palindrome (66133633166).

The spelling of 23021321134 in words is "twenty-three billion, twenty-one million, three hundred twenty-one thousand, one hundred thirty-four".