1122000100200 has 144 divisors (see below), whose sum is σ = 4306343290080. Its totient is φ = 256457162880.

The previous prime is 1122000100157. The next prime is 1122000100229. The reversal of 1122000100200 is 20010002211.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44511214 + ... + 44536413.

Almost surely, 2^{1122000100200} is an apocalyptic number.

1122000100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122000100200 is an abundant number, since it is smaller than the sum of its proper divisors (3184343189880).

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

1122000100200 is a wasteful number, since it uses less digits than its factorization.

1122000100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89047656 (or 89047644 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1122000100200 its reverse (20010002211), we get a palindrome (1142010102411).

The spelling of 1122000100200 in words is "one trillion, one hundred twenty-two billion, one hundred thousand, two hundred".