11112010121021 has 8 divisors (see below), whose sum is σ = 11607622332480. Its totient is φ = 10617438020992.

The previous prime is 11112010120957. The next prime is 11112010121033. The reversal of 11112010121021 is 12012101021111.

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 11112010121021 - 2⁶ = 11112010120957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112010120987 and 11112010121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112010121041) 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, 260006015 + ... + 260048748.

It is an arithmetic number, because the mean of its divisors is an integer number (1450952791560).

Almost surely, 2^{11112010121021} is an apocalyptic number.

It is an amenable number.

11112010121021 is a deficient number, since it is larger than the sum of its proper divisors (495612211459).

11112010121021 is an equidigital number, since it uses as much as digits as its factorization.

11112010121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520055715.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11112010121021 its reverse (12012101021111), we get a palindrome (23124111142132).

The spelling of 11112010121021 in words is "eleven trillion, one hundred twelve billion, ten million, one hundred twenty-one thousand, twenty-one".