1021716803350 has 12 divisors (see below), whose sum is σ = 1900393254324. Its totient is φ = 408686721320.

The previous prime is 1021716803299. The next prime is 1021716803351. The reversal of 1021716803350 is 533086171201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021716803351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10217167984 + ... + 10217168083.

It is an arithmetic number, because the mean of its divisors is an integer number (158366104527).

Almost surely, 2^{1021716803350} is an apocalyptic number.

1021716803350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021716803350 is a deficient number, since it is larger than the sum of its proper divisors (878676450974).

1021716803350 is a wasteful number, since it uses less digits than its factorization.

1021716803350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20434336079 (or 20434336074 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 1021716803350 in words is "one trillion, twenty-one billion, seven hundred sixteen million, eight hundred three thousand, three hundred fifty".