10222121012022 has 96 divisors (see below), whose sum is σ = 23249895896448. Its totient is φ = 3242997209088.

The previous prime is 10222121011997. The next prime is 10222121012039. The reversal of 10222121012022 is 22021012122201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10222121011986 and 10222121012004.

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 47 ways as a sum of consecutive naturals, for example, 4057938 + ... + 6075450.

It is an arithmetic number, because the mean of its divisors is an integer number (242186415588).

Almost surely, 2^{10222121012022} is an apocalyptic number.

10222121012022 is an abundant number, since it is smaller than the sum of its proper divisors (13027774884426).

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

10222121012022 is a wasteful number, since it uses less digits than its factorization.

10222121012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017734 (or 2017731 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10222121012022 its reverse (22021012122201), we get a palindrome (32243133134223).

The spelling of 10222121012022 in words is "ten trillion, two hundred twenty-two billion, one hundred twenty-one million, twelve thousand, twenty-two".