1002020221022 has 16 divisors (see below), whose sum is σ = 1506092231952. Its totient is φ = 499990461120.

The previous prime is 1002020221009. The next prime is 1002020221117. The reversal of 1002020221022 is 2201220202001.

1002020221022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1002020220988 and 1002020221006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1800122 + ... + 2290082.

It is an arithmetic number, because the mean of its divisors is an integer number (94130764497).

Almost surely, 2^{1002020221022} is an apocalyptic number.

1002020221022 is a deficient number, since it is larger than the sum of its proper divisors (504072010930).

1002020221022 is a wasteful number, since it uses less digits than its factorization.

1002020221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492043.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1002020221022 its reverse (2201220202001), we get a palindrome (3203240423023).

The spelling of 1002020221022 in words is "one trillion, two billion, twenty million, two hundred twenty-one thousand, twenty-two".