23410144345221 has 6 divisors (see below), whose sum is σ = 33814652943110. Its totient is φ = 15606762896808.

The previous prime is 23410144345213. The next prime is 23410144345223. The reversal of 23410144345221 is 12254344101432.

23410144345221 is a `hidden beast` number, since 2 + 3 + 41 + 0 + 144 + 3 + 452 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23038934412321 + 371209932900 = 4799889^2 + 609270^2 .

It is not a de Polignac number, because 23410144345221 - 2³ = 23410144345213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23410144345223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1300563574726 + ... + 1300563574743.

Almost surely, 2^{23410144345221} is an apocalyptic number.

It is an amenable number.

23410144345221 is a deficient number, since it is larger than the sum of its proper divisors (10404508597889).

23410144345221 is a wasteful number, since it uses less digits than its factorization.

23410144345221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601127149475 (or 2601127149472 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 23410144345221 its reverse (12254344101432), we get a palindrome (35664488446653).

The spelling of 23410144345221 in words is "twenty-three trillion, four hundred ten billion, one hundred forty-four million, three hundred forty-five thousand, two hundred twenty-one".