10200120243 has 8 divisors (see below), whose sum is σ = 13605905856. Its totient is φ = 6797207400.

The previous prime is 10200120239. The next prime is 10200120251. The reversal of 10200120243 is 34202100201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10200120243 - 2² = 10200120239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10200120223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709893 + ... + 724118.

It is an arithmetic number, because the mean of its divisors is an integer number (1700738232).

Almost surely, 2^10200120243 is an apocalyptic number.

10200120243 is a deficient number, since it is larger than the sum of its proper divisors (3405785613).

10200120243 is a wasteful number, since it uses less digits than its factorization.

10200120243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436385.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10200120243 its reverse (34202100201), we get a palindrome (44402220444).

The spelling of 10200120243 in words is "ten billion, two hundred million, one hundred twenty thousand, two hundred forty-three".