1002022020202 has 16 divisors (see below), whose sum is σ = 1718013209472. Its totient is φ = 429372714960.

The previous prime is 1002022020157. The next prime is 1002022020203. The reversal of 1002022020202 is 2020202202001.

It is a super-2 number, since 2×1002022020202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002022020203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5345718 + ... + 5529985.

It is an arithmetic number, because the mean of its divisors is an integer number (107375825592).

Almost surely, 2^{1002022020202} is an apocalyptic number.

1002022020202 is a deficient number, since it is larger than the sum of its proper divisors (715991189270).

1002022020202 is a wasteful number, since it uses less digits than its factorization.

1002022020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10882293.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1002022020202 its reverse (2020202202001), we get a palindrome (3022224222203).

The spelling of 1002022020202 in words is "one trillion, two billion, twenty-two million, twenty thousand, two hundred two".