1020004331343 has 16 divisors (see below), whose sum is σ = 1393212559200. Its totient is φ = 663400350720.

The previous prime is 1020004331327. The next prime is 1020004331351. The reversal of 1020004331343 is 3431334000201.

It is not a de Polignac number, because 1020004331343 - 2⁴ = 1020004331327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020004331383) 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, 6182853 + ... + 6345681.

It is an arithmetic number, because the mean of its divisors is an integer number (87075784950).

Almost surely, 2^{1020004331343} is an apocalyptic number.

1020004331343 is a deficient number, since it is larger than the sum of its proper divisors (373208227857).

1020004331343 is a wasteful number, since it uses less digits than its factorization.

1020004331343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213802.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1020004331343 its reverse (3431334000201), we get a palindrome (4451338331544).

The spelling of 1020004331343 in words is "one trillion, twenty billion, four million, three hundred thirty-one thousand, three hundred forty-three".