1012302143243 has 16 divisors (see below), whose sum is σ = 1023420199200. Its totient is φ = 1001242771200.

The previous prime is 1012302143191. The next prime is 1012302143269. The reversal of 1012302143243 is 3423412032101.

It is a cyclic number.

It is not a de Polignac number, because 1012302143243 - 2¹⁶ = 1012302077707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012302143143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66022088 + ... + 66037418.

It is an arithmetic number, because the mean of its divisors is an integer number (63963762450).

Almost surely, 2^{1012302143243} is an apocalyptic number.

1012302143243 is a deficient number, since it is larger than the sum of its proper divisors (11118055957).

1012302143243 is a wasteful number, since it uses less digits than its factorization.

1012302143243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17198.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1012302143243 its reverse (3423412032101), we get a palindrome (4435714175344).

The spelling of 1012302143243 in words is "one trillion, twelve billion, three hundred two million, one hundred forty-three thousand, two hundred forty-three".