52120242402243 has 4 divisors (see below), whose sum is σ = 69493656536328. Its totient is φ = 34746828268160.

The previous prime is 52120242402223. The next prime is 52120242402353. The reversal of 52120242402243 is 34220424202125.

52120242402243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52120242402243 - 2⁵ = 52120242402211 is a prime.

It is a super-2 number, since 2×52120242402243² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52120242402223) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 8686707067038 + ... + 8686707067043.

It is an arithmetic number, because the mean of its divisors is an integer number (17373414134082).

Almost surely, 2^{52120242402243} is an apocalyptic number.

52120242402243 is a deficient number, since it is larger than the sum of its proper divisors (17373414134085).

52120242402243 is a wasteful number, since it uses less digits than its factorization.

52120242402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17373414134084.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 52120242402243 its reverse (34220424202125), we get a palindrome (86340666604368).

The spelling of 52120242402243 in words is "fifty-two trillion, one hundred twenty billion, two hundred forty-two million, four hundred two thousand, two hundred forty-three".