1020314013443 has 16 divisors (see below), whose sum is σ = 1093780993536. Its totient is φ = 948350467200.

The previous prime is 1020314013437. The next prime is 1020314013487. The reversal of 1020314013443 is 3443104130201.

It is a happy number.

It is not a de Polignac number, because 1020314013443 - 2⁴ = 1020314013427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020314013403) 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, 3457730 + ... + 3741192.

It is an arithmetic number, because the mean of its divisors is an integer number (68361312096).

Almost surely, 2^{1020314013443} is an apocalyptic number.

1020314013443 is a deficient number, since it is larger than the sum of its proper divisors (73466980093).

1020314013443 is a wasteful number, since it uses less digits than its factorization.

1020314013443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286114.

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

Adding to 1020314013443 its reverse (3443104130201), we get a palindrome (4463418143644).

The spelling of 1020314013443 in words is "one trillion, twenty billion, three hundred fourteen million, thirteen thousand, four hundred forty-three".