120020242243 has 4 divisors (see below), whose sum is σ = 130931173368. Its totient is φ = 109109311120.

The previous prime is 120020242229. The next prime is 120020242259. The reversal of 120020242243 is 342242020021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120020242243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120020242273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5455465546 + ... + 5455465567.

It is an arithmetic number, because the mean of its divisors is an integer number (32732793342).

Almost surely, 2^120020242243 is an apocalyptic number.

120020242243 is a deficient number, since it is larger than the sum of its proper divisors (10910931125).

120020242243 is a wasteful number, since it uses less digits than its factorization.

120020242243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10910931124.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 120020242243 its reverse (342242020021), we get a palindrome (462262262264).

It can be divided in two parts, 120020 and 242243, that added together give a palindrome (362263).

The spelling of 120020242243 in words is "one hundred twenty billion, twenty million, two hundred forty-two thousand, two hundred forty-three".