244143011000213 has 4 divisors (see below), whose sum is σ = 262923242615628. Its totient is φ = 225362779384800.

The previous prime is 244143011000197. The next prime is 244143011000219. The reversal of 244143011000213 is 312000110341442.

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

It can be written as a sum of positive squares in 2 ways, for example, as 84435644298769 + 159707366701444 = 9188887^2 + 12637538^2 .

It is a cyclic number.

It is not a de Polignac number, because 244143011000213 - 2⁴ = 244143011000197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244143011000219) 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, 9390115807688 + ... + 9390115807713.

It is an arithmetic number, because the mean of its divisors is an integer number (65730810653907).

Almost surely, 2^{244143011000213} is an apocalyptic number.

It is an amenable number.

244143011000213 is a deficient number, since it is larger than the sum of its proper divisors (18780231615415).

244143011000213 is a wasteful number, since it uses less digits than its factorization.

244143011000213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18780231615414.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 244143011000213 its reverse (312000110341442), we get a palindrome (556143121341655).

The spelling of 244143011000213 in words is "two hundred forty-four trillion, one hundred forty-three billion, eleven million, two hundred thirteen", and thus it is an aban number.