10221320000022 has 32 divisors (see below), whose sum is σ = 20549300967648. Its totient is φ = 3389331111936.

The previous prime is 10221319999927. The next prime is 10221320000027. The reversal of 10221320000022 is 22000002312201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10221319999956 and 10221320000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221320000027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35421958 + ... + 35709350.

It is an arithmetic number, because the mean of its divisors is an integer number (642165655239).

Almost surely, 2^{10221320000022} is an apocalyptic number.

10221320000022 is an abundant number, since it is smaller than the sum of its proper divisors (10327980967626).

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

10221320000022 is a wasteful number, since it uses less digits than its factorization.

10221320000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318304.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10221320000022 its reverse (22000002312201), we get a palindrome (32221322312223).

The spelling of 10221320000022 in words is "ten trillion, two hundred twenty-one billion, three hundred twenty million, twenty-two", and thus it is an aban number.