204044121031243 has 8 divisors (see below), whose sum is σ = 216046842728112. Its totient is φ = 192041413372416.

The previous prime is 204044121031213. The next prime is 204044121031249. The reversal of 204044121031243 is 342130121440402.

It is a happy number.

204044121031243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 204044121031243 - 2⁴¹ = 201845097775691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204044121031249) 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, 48100396 + ... + 52170262.

It is an arithmetic number, because the mean of its divisors is an integer number (27005855341014).

Almost surely, 2^{204044121031243} is an apocalyptic number.

204044121031243 is a deficient number, since it is larger than the sum of its proper divisors (12002721696869).

204044121031243 is a wasteful number, since it uses less digits than its factorization.

204044121031243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7019021.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 204044121031243 its reverse (342130121440402), we get a palindrome (546174242471645).

The spelling of 204044121031243 in words is "two hundred four trillion, forty-four billion, one hundred twenty-one million, thirty-one thousand, two hundred forty-three".