10020112011021 has 16 divisors (see below), whose sum is σ = 15462017331200. Its totient is φ = 5653300084848.

The previous prime is 10020112011001. The next prime is 10020112011031. The reversal of 10020112011021 is 12011021102001.

It is not a de Polignac number, because 10020112011021 - 2²² = 10020107816717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020112010988 and 10020112011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020112011001) 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, 3019923601 + ... + 3019926918.

It is an arithmetic number, because the mean of its divisors is an integer number (966376083200).

Almost surely, 2^{10020112011021} is an apocalyptic number.

It is an amenable number.

10020112011021 is a deficient number, since it is larger than the sum of its proper divisors (5441905320179).

10020112011021 is an equidigital number, since it uses as much as digits as its factorization.

10020112011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6039850608.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10020112011021 its reverse (12011021102001), we get a palindrome (22031133113022).

The spelling of 10020112011021 in words is "ten trillion, twenty billion, one hundred twelve million, eleven thousand, twenty-one".