23404111244242 has 4 divisors (see below), whose sum is σ = 35106166866366. Its totient is φ = 11702055622120.

The previous prime is 23404111244221. The next prime is 23404111244257. The reversal of 23404111244242 is 24244211140432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23336058609081 + 68052635161 = 4830741^2 + 260869^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23404111244198 and 23404111244207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5851027811059 + ... + 5851027811062.

Almost surely, 2^{23404111244242} is an apocalyptic number.

23404111244242 is a deficient number, since it is larger than the sum of its proper divisors (11702055622124).

23404111244242 is a wasteful number, since it uses less digits than its factorization.

23404111244242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11702055622123.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 23404111244242 its reverse (24244211140432), we get a palindrome (47648322384674).

The spelling of 23404111244242 in words is "twenty-three trillion, four hundred four billion, one hundred eleven million, two hundred forty-four thousand, two hundred forty-two".