1000000022200 has 48 divisors (see below), whose sum is σ = 2346729074280. Its totient is φ = 396261682560.

The previous prime is 1000000022183. The next prime is 1000000022213. The reversal of 1000000022200 is 22200000001.

It is a happy number.

1000000022200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

1000000022200 is a modest number, since divided by 22200 gives 1000 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23343087 + ... + 23385886.

Almost surely, 2^{1000000022200} is an apocalyptic number.

1000000022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000000022200 is an abundant number, since it is smaller than the sum of its proper divisors (1346729052080).

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

1000000022200 is a wasteful number, since it uses less digits than its factorization.

1000000022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46729096 (or 46729087 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 1000000022200 its reverse (22200000001), we get a palindrome (1022200022201).

The spelling of 1000000022200 in words is "one trillion, twenty-two thousand, two hundred".