1002201220112 has 10 divisors (see below), whose sum is σ = 1941764863998. Its totient is φ = 501100610048.

The previous prime is 1002201220081. The next prime is 1002201220151. The reversal of 1002201220112 is 2110221022001.

It can be written as a sum of positive squares in only one way, i.e., 767929731856 + 234271488256 = 876316^2 + 484016^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31318788113 + ... + 31318788144.

Almost surely, 2^{1002201220112} is an apocalyptic number.

It is an amenable number.

1002201220112 is a deficient number, since it is larger than the sum of its proper divisors (939563643886).

1002201220112 is an equidigital number, since it uses as much as digits as its factorization.

1002201220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62637576265 (or 62637576259 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1002201220112 its reverse (2110221022001), we get a palindrome (3112422242113).

The spelling of 1002201220112 in words is "one trillion, two billion, two hundred one million, two hundred twenty thousand, one hundred twelve".