1020312001303 has 32 divisors (see below), whose sum is σ = 1222146358272. Its totient is φ = 832835520000.

The previous prime is 1020312001283. The next prime is 1020312001351. The reversal of 1020312001303 is 3031002130201.

It is a de Polignac number, because none of the positive numbers 2^k-1020312001303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020312001003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133877833 + ... + 133885453.

It is an arithmetic number, because the mean of its divisors is an integer number (38192073696).

Almost surely, 2^{1020312001303} is an apocalyptic number.

1020312001303 is a deficient number, since it is larger than the sum of its proper divisors (201834356969).

1020312001303 is a wasteful number, since it uses less digits than its factorization.

1020312001303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11215.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1020312001303 its reverse (3031002130201), we get a palindrome (4051314131504).

The spelling of 1020312001303 in words is "one trillion, twenty billion, three hundred twelve million, one thousand, three hundred three".