10122232212012 has 96 divisors (see below), whose sum is σ = 25400548035072. Its totient is φ = 3126014401536.

The previous prime is 10122232211999. The next prime is 10122232212041. The reversal of 10122232212012 is 21021223222101.

It is a self number, because there is not a number n which added to its sum of digits gives 10122232212012.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3611073 + ... + 5769255.

It is an arithmetic number, because the mean of its divisors is an integer number (264589042032).

Almost surely, 2^{10122232212012} is an apocalyptic number.

10122232212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10122232212012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12700274017536).

10122232212012 is an abundant number, since it is smaller than the sum of its proper divisors (15278315823060).

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

10122232212012 is a wasteful number, since it uses less digits than its factorization.

10122232212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158567 (or 2158565 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 10122232212012 its reverse (21021223222101), we get a palindrome (31143455434113).

The spelling of 10122232212012 in words is "ten trillion, one hundred twenty-two billion, two hundred thirty-two million, two hundred twelve thousand, twelve".