10044120042243 has 20 divisors (see below), whose sum is σ = 17147633512240. Its totient is φ = 5739497166672.

The previous prime is 10044120042239. The next prime is 10044120042277. The reversal of 10044120042243 is 34224002144001.

10044120042243 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 412 + 0 + 0 + 4 + 2 + 243 = 666.

It is not a de Polignac number, because 10044120042243 - 2² = 10044120042239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10044120042343) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8857248148 + ... + 8857249281.

It is an arithmetic number, because the mean of its divisors is an integer number (857381675612).

Almost surely, 2^{10044120042243} is an apocalyptic number.

10044120042243 is a deficient number, since it is larger than the sum of its proper divisors (7103513469997).

10044120042243 is an equidigital number, since it uses as much as digits as its factorization.

10044120042243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17714497448 (or 17714497439 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 10044120042243 its reverse (34224002144001), we get a palindrome (44268122186244).

The spelling of 10044120042243 in words is "ten trillion, forty-four billion, one hundred twenty million, forty-two thousand, two hundred forty-three".