10112110220121 has 48 divisors (see below), whose sum is σ = 16895901141504. Its totient is φ = 5332172944896.

The previous prime is 10112110220081. The next prime is 10112110220141. The reversal of 10112110220121 is 12102201121101.

It is a happy number.

10112110220121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10112110220121 - 2²¹ = 10112108122969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10112110220121.

It is not an unprimeable number, because it can be changed into a prime (10112110220141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5216721 + ... + 6887553.

It is an arithmetic number, because the mean of its divisors is an integer number (351997940448).

Almost surely, 2^{10112110220121} is an apocalyptic number.

It is an amenable number.

10112110220121 is a deficient number, since it is larger than the sum of its proper divisors (6783790921383).

10112110220121 is a wasteful number, since it uses less digits than its factorization.

10112110220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674030 (or 1674023 counting only the distinct ones).

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

Adding to 10112110220121 its reverse (12102201121101), we get a palindrome (22214311341222).

The spelling of 10112110220121 in words is "ten trillion, one hundred twelve billion, one hundred ten million, two hundred twenty thousand, one hundred twenty-one".