1002200012120 has 16 divisors (see below), whose sum is σ = 2254950027360. Its totient is φ = 400880004832.

The previous prime is 1002200012063. The next prime is 1002200012141. The reversal of 1002200012120 is 212100022001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12527500112 + ... + 12527500191.

It is an arithmetic number, because the mean of its divisors is an integer number (140934376710).

Almost surely, 2^{1002200012120} is an apocalyptic number.

1002200012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002200012120 is an abundant number, since it is smaller than the sum of its proper divisors (1252750015240).

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

1002200012120 is a wasteful number, since it uses less digits than its factorization.

1002200012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25055000314 (or 25055000310 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002200012120 its reverse (212100022001), we get a palindrome (1214300034121).

The spelling of 1002200012120 in words is "one trillion, two billion, two hundred million, twelve thousand, one hundred twenty".