10112021220111 has 8 divisors (see below), whose sum is σ = 13653361985280. Its totient is φ = 6656013967512.

The previous prime is 10112021220079. The next prime is 10112021220143. The reversal of 10112021220111 is 11102212021101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10112021220079) and next prime (10112021220143).

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

It is not a de Polignac number, because 10112021220111 - 2⁵ = 10112021220079 is a prime.

It is a super-2 number, since 2×10112021220111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112021220181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21333377865 + ... + 21333378338.

It is an arithmetic number, because the mean of its divisors is an integer number (1706670248160).

Almost surely, 2^{10112021220111} is an apocalyptic number.

10112021220111 is a deficient number, since it is larger than the sum of its proper divisors (3541340765169).

10112021220111 is an equidigital number, since it uses as much as digits as its factorization.

10112021220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42666756285.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10112021220111 its reverse (11102212021101), we get a palindrome (21214233241212).

The spelling of 10112021220111 in words is "ten trillion, one hundred twelve billion, twenty-one million, two hundred twenty thousand, one hundred eleven".