10021122222112 has 24 divisors (see below), whose sum is σ = 19730658331692. Its totient is φ = 5010161376000.

The previous prime is 10021122222109. The next prime is 10021122222113. The reversal of 10021122222112 is 21122222112001.

It can be written as a sum of positive squares in 2 ways, for example, as 10003025515536 + 18096706576 = 3162756^2 + 134524^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10021122222112.

It is not an unprimeable number, because it can be changed into a prime (10021122222113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12084139 + ... + 12886762.

Almost surely, 2^{10021122222112} is an apocalyptic number.

It is an amenable number.

10021122222112 is a deficient number, since it is larger than the sum of its proper divisors (9709536109580).

10021122222112 is a wasteful number, since it uses less digits than its factorization.

10021122222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24983452 (or 24983444 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10021122222112 its reverse (21122222112001), we get a palindrome (31143344334113).

The spelling of 10021122222112 in words is "ten trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred twelve".