1020303134323 has 16 divisors (see below), whose sum is σ = 1149005555712. Its totient is φ = 897594192000.

The previous prime is 1020303134321. The next prime is 1020303134363. The reversal of 1020303134323 is 3234313030201.

It is not a de Polignac number, because 1020303134323 - 2¹ = 1020303134321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020303134321) 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, 15992778 + ... + 16056448.

It is an arithmetic number, because the mean of its divisors is an integer number (71812847232).

Almost surely, 2^{1020303134323} is an apocalyptic number.

1020303134323 is a deficient number, since it is larger than the sum of its proper divisors (128702421389).

1020303134323 is a wasteful number, since it uses less digits than its factorization.

1020303134323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110706.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1020303134323 its reverse (3234313030201), we get a palindrome (4254616164524).

The spelling of 1020303134323 in words is "one trillion, twenty billion, three hundred three million, one hundred thirty-four thousand, three hundred twenty-three".