23421312004 has 12 divisors (see below), whose sum is σ = 41009500224. Its totient is φ = 11704311944.

The previous prime is 23421311987. The next prime is 23421312011. The reversal of 23421312004 is 40021312432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577704 + ... + 1592479.

It is an arithmetic number, because the mean of its divisors is an integer number (3417458352).

Almost surely, 2^23421312004 is an apocalyptic number.

It is an amenable number.

23421312004 is a deficient number, since it is larger than the sum of its proper divisors (17588188220).

23421312004 is a wasteful number, since it uses less digits than its factorization.

23421312004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172034 (or 3172032 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23421312004 its reverse (40021312432), we get a palindrome (63442624436).

The spelling of 23421312004 in words is "twenty-three billion, four hundred twenty-one million, three hundred twelve thousand, four".