1002200122000 has 160 divisors (see below), whose sum is σ = 3021282411264. Its totient is φ = 312374016000.

The previous prime is 1002200121991. The next prime is 1002200122031. The reversal of 1002200122000 is 2210022001.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 in 31 ways as a sum of consecutive naturals, for example, 3099897 + ... + 3407896.

Almost surely, 2^{1002200122000} is an apocalyptic number.

1002200122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002200122000 is an abundant number, since it is smaller than the sum of its proper divisors (2019082289264).

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

1002200122000 is a wasteful number, since it uses less digits than its factorization.

1002200122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6507834 (or 6507818 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1002200122000 its reverse (2210022001), we get a palindrome (1004410144001).

Subtracting from 1002200122000 its reverse (2210022001), we obtain a palindrome (999990099999).

It can be divided in two parts, 10022001 and 22000, that added together give a palindrome (10044001).

The spelling of 1002200122000 in words is "one trillion, two billion, two hundred million, one hundred twenty-two thousand".