20241121113545 has 16 divisors (see below), whose sum is σ = 24347333574720. Its totient is φ = 16154247555264.

The previous prime is 20241121113517. The next prime is 20241121113569. The reversal of 20241121113545 is 54531112114202.

It is a cyclic number.

It is not a de Polignac number, because 20241121113545 - 2⁶ = 20241121113481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16592726 + ... + 17770784.

It is an arithmetic number, because the mean of its divisors is an integer number (1521708348420).

Almost surely, 2^{20241121113545} is an apocalyptic number.

It is an amenable number.

20241121113545 is a deficient number, since it is larger than the sum of its proper divisors (4106212461175).

20241121113545 is a wasteful number, since it uses less digits than its factorization.

20241121113545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186264.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 20241121113545 its reverse (54531112114202), we get a palindrome (74772233227747).

The spelling of 20241121113545 in words is "twenty trillion, two hundred forty-one billion, one hundred twenty-one million, one hundred thirteen thousand, five hundred forty-five".