1000010331243 has 72 divisors (see below), whose sum is σ = 1929519184320. Its totient is φ = 492144478560.

The previous prime is 1000010331209. The next prime is 1000010331283. The reversal of 1000010331243 is 3421330100001.

1000010331243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1000010331243 - 2¹³ = 1000010323051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000010331283) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5332705 + ... + 5517042.

It is an arithmetic number, because the mean of its divisors is an integer number (26798877560).

Almost surely, 2^{1000010331243} is an apocalyptic number.

1000010331243 is a deficient number, since it is larger than the sum of its proper divisors (929508853077).

1000010331243 is a wasteful number, since it uses less digits than its factorization.

1000010331243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10849797 (or 10849787 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1000010331243 its reverse (3421330100001), we get a palindrome (4421340431244).

The spelling of 1000010331243 in words is "one trillion, ten million, three hundred thirty-one thousand, two hundred forty-three".