23012142404 has 12 divisors (see below), whose sum is σ = 40872313104. Its totient is φ = 11334338664.

The previous prime is 23012142403. The next prime is 23012142409. The reversal of 23012142404 is 40424121032.

It is a self number, because there is not a number n which added to its sum of digits gives 23012142404.

It is not an unprimeable number, because it can be changed into a prime (23012142403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42932834 + ... + 42933369.

It is an arithmetic number, because the mean of its divisors is an integer number (3406026092).

Almost surely, 2^23012142404 is an apocalyptic number.

It is an amenable number.

23012142404 is a deficient number, since it is larger than the sum of its proper divisors (17860170700).

23012142404 is a wasteful number, since it uses less digits than its factorization.

23012142404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85866274 (or 85866272 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 23012142404 its reverse (40424121032), we get a palindrome (63436263436).

The spelling of 23012142404 in words is "twenty-three billion, twelve million, one hundred forty-two thousand, four hundred four".