10021220000022 has 48 divisors (see below), whose sum is σ = 25434191028672. Its totient is φ = 2602914284880.

The previous prime is 10021220000003. The next prime is 10021220000053. The reversal of 10021220000022 is 22000002212001.

It is a junction number, because it is equal to n+sod(n) for n = 10021219999962 and 10021220000007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1549350508 + ... + 1549356975.

It is an arithmetic number, because the mean of its divisors is an integer number (529878979764).

Almost surely, 2^{10021220000022} is an apocalyptic number.

10021220000022 is an abundant number, since it is smaller than the sum of its proper divisors (15412971028650).

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

10021220000022 is a wasteful number, since it uses less digits than its factorization.

10021220000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098707513 (or 3098707506 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10021220000022 its reverse (22000002212001), we get a palindrome (32021222212023).

The spelling of 10021220000022 in words is "ten trillion, twenty-one billion, two hundred twenty million, twenty-two", and thus it is an aban number.