10212112122 has 16 divisors (see below), whose sum is σ = 20426194560. Its totient is φ = 3403708992.

The previous prime is 10212112117. The next prime is 10212112123. The reversal of 10212112122 is 22121121201.

10212112122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10212112123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9823 + ... + 143250.

It is an arithmetic number, because the mean of its divisors is an integer number (1276637160).

Almost surely, 2^10212112122 is an apocalyptic number.

10212112122 is an abundant number, since it is smaller than the sum of its proper divisors (10214082438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10212112122 is a wasteful number, since it uses less digits than its factorization.

10212112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164197.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10212112122 its reverse (22121121201), we get a palindrome (32333233323).

The spelling of 10212112122 in words is "ten billion, two hundred twelve million, one hundred twelve thousand, one hundred twenty-two".