1020110992321 has 8 divisors (see below), whose sum is σ = 1038575921760. Its totient is φ = 1001685226752.

The previous prime is 1020110992291. The next prime is 1020110992379. The reversal of 1020110992321 is 1232990110201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020110992321 - 2¹⁹ = 1020110468033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020110992391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9738400 + ... + 9842593.

It is an arithmetic number, because the mean of its divisors is an integer number (129821990220).

Almost surely, 2^{1020110992321} is an apocalyptic number.

It is an amenable number.

1020110992321 is a deficient number, since it is larger than the sum of its proper divisors (18464929439).

1020110992321 is an equidigital number, since it uses as much as digits as its factorization.

1020110992321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19581935.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 1020110992321 in words is "one trillion, twenty billion, one hundred ten million, nine hundred ninety-two thousand, three hundred twenty-one".