1002143432243 has 4 divisors (see below), whose sum is σ = 1002145434528. Its totient is φ = 1002141429960.

The previous prime is 1002143432219. The next prime is 1002143432267. The reversal of 1002143432243 is 3422343412001.

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

It is an interprime number because it is at equal distance from previous prime (1002143432219) and next prime (1002143432267).

It is a cyclic number.

It is not a de Polignac number, because 1002143432243 - 2¹⁴ = 1002143415859 is a prime.

It is a super-2 number, since 2×1002143432243² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002143432293) 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, 482705 + ... + 1495757.

It is an arithmetic number, because the mean of its divisors is an integer number (250536358632).

Almost surely, 2^{1002143432243} is an apocalyptic number.

1002143432243 is a deficient number, since it is larger than the sum of its proper divisors (2002285).

1002143432243 is an equidigital number, since it uses as much as digits as its factorization.

1002143432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002284.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 1002143432243 its reverse (3422343412001), we get a palindrome (4424486844244).

The spelling of 1002143432243 in words is "one trillion, two billion, one hundred forty-three million, four hundred thirty-two thousand, two hundred forty-three".