11112010220021 has 8 divisors (see below), whose sum is σ = 11696995858080. Its totient is φ = 10527038881488.

The previous prime is 11112010219993. The next prime is 11112010220039. The reversal of 11112010220021 is 12002201021111.

11112010220021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11112010220021 - 2⁶ = 11112010219957 is a prime.

It is a super-2 number, since 2×11112010220021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112010219978 and 11112010220005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112010220071) 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, 1961111 + ... + 5105876.

It is an arithmetic number, because the mean of its divisors is an integer number (1462124482260).

Almost surely, 2^{11112010220021} is an apocalyptic number.

It is an amenable number.

11112010220021 is a deficient number, since it is larger than the sum of its proper divisors (584985638059).

11112010220021 is an equidigital number, since it uses as much as digits as its factorization.

11112010220021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7149763.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11112010220021 its reverse (12002201021111), we get a palindrome (23114211241132).

The spelling of 11112010220021 in words is "eleven trillion, one hundred twelve billion, ten million, two hundred twenty thousand, twenty-one".