1023443233143 has 16 divisors (see below), whose sum is σ = 1388438755200. Its totient is φ = 670383585440.

The previous prime is 1023443233121. The next prime is 1023443233223. The reversal of 1023443233143 is 3413323443201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1023443233143 - 2³⁸ = 748565326199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023443233543) 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, 1155408 + ... + 1838981.

It is an arithmetic number, because the mean of its divisors is an integer number (86777422200).

Almost surely, 2^{1023443233143} is an apocalyptic number.

1023443233143 is a deficient number, since it is larger than the sum of its proper divisors (364995522057).

1023443233143 is a wasteful number, since it uses less digits than its factorization.

1023443233143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2996382.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 1023443233143 its reverse (3413323443201), we get a palindrome (4436766676344).

The spelling of 1023443233143 in words is "one trillion, twenty-three billion, four hundred forty-three million, two hundred thirty-three thousand, one hundred forty-three".