23004021332 has 6 divisors (see below), whose sum is σ = 40257037338. Its totient is φ = 11502010664.

The previous prime is 23004021317. The next prime is 23004021349. The reversal of 23004021332 is 23312040032.

It can be written as a sum of positive squares in only one way, i.e., 18386275216 + 4617746116 = 135596^2 + 67954^2 .

It is a super-2 number, since 2×23004021332² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2875502663 + ... + 2875502670.

It is an arithmetic number, because the mean of its divisors is an integer number (6709506223).

Almost surely, 2^23004021332 is an apocalyptic number.

It is an amenable number.

23004021332 is a deficient number, since it is larger than the sum of its proper divisors (17253016006).

23004021332 is a wasteful number, since it uses less digits than its factorization.

23004021332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751005337 (or 5751005335 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23004021332 its reverse (23312040032), we get a palindrome (46316061364).

The spelling of 23004021332 in words is "twenty-three billion, four million, twenty-one thousand, three hundred thirty-two".