1002200150221 has 12 divisors (see below), whose sum is σ = 1068382919392. Its totient is φ = 939914094528.

The previous prime is 1002200150209. The next prime is 1002200150243. The reversal of 1002200150221 is 1220510022001.

It is a happy number.

It is not a de Polignac number, because 1002200150221 - 2²⁵ = 1002166595789 is a prime.

It is a super-2 number, since 2×1002200150221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002200150195 and 1002200150204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002200150521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6045105 + ... + 6208678.

Almost surely, 2^{1002200150221} is an apocalyptic number.

It is an amenable number.

1002200150221 is a deficient number, since it is larger than the sum of its proper divisors (66182769171).

1002200150221 is a wasteful number, since it uses less digits than its factorization.

1002200150221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12254100 (or 12254083 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 1002200150221 its reverse (1220510022001), we get a palindrome (2222710172222).

The spelling of 1002200150221 in words is "one trillion, two billion, two hundred million, one hundred fifty thousand, two hundred twenty-one".