10012111122 has 32 divisors (see below), whose sum is σ = 21657138048. Its totient is φ = 3067422336.

The previous prime is 10012111093. The next prime is 10012111129. The reversal of 10012111122 is 22111121001.

It is a junction number, because it is equal to n+sod(n) for n = 10012111098 and 10012111107.

It is not an unprimeable number, because it can be changed into a prime (10012111129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257278 + ... + 293625.

It is an arithmetic number, because the mean of its divisors is an integer number (676785564).

Almost surely, 2^10012111122 is an apocalyptic number.

10012111122 is an abundant number, since it is smaller than the sum of its proper divisors (11645026926).

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

10012111122 is a wasteful number, since it uses less digits than its factorization.

10012111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551154.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10012111122 its reverse (22111121001), we get a palindrome (32123232123).

The spelling of 10012111122 in words is "ten billion, twelve million, one hundred eleven thousand, one hundred twenty-two".