10002112021111 has 8 divisors (see below), whose sum is σ = 11431035757440. Its totient is φ = 8573200932408.

The previous prime is 10002112021019. The next prime is 10002112021141. The reversal of 10002112021111 is 11112021120001.

It is a happy number.

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

It is not a de Polignac number, because 10002112021111 - 2⁷ = 10002112020983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10002112021091 and 10002112021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002112021141) 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, 1401961 + ... + 4687186.

It is an arithmetic number, because the mean of its divisors is an integer number (1428879469680).

Almost surely, 2^{10002112021111} is an apocalyptic number.

10002112021111 is a deficient number, since it is larger than the sum of its proper divisors (1428923736329).

10002112021111 is an equidigital number, since it uses as much as digits as its factorization.

10002112021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6323813.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10002112021111 its reverse (11112021120001), we get a palindrome (21114133141112).

The spelling of 10002112021111 in words is "ten trillion, two billion, one hundred twelve million, twenty-one thousand, one hundred eleven".