1000011122200 has 48 divisors (see below), whose sum is σ = 2325188600280. Its totient is φ = 399976450560.

The previous prime is 1000011122191. The next prime is 1000011122219. The reversal of 1000011122200 is 22211100001.

It is a super-3 number, since 3×1000011122200³ (a number of 37 digits) contains 333 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2817072 + ... + 3152128.

Almost surely, 2^{1000011122200} is an apocalyptic number.

1000011122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000011122200 is an abundant number, since it is smaller than the sum of its proper divisors (1325177478080).

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

1000011122200 is a wasteful number, since it uses less digits than its factorization.

1000011122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349996 (or 349987 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1000011122200 its reverse (22211100001), we get a palindrome (1022222222201).

It can be divided in two parts, 1000011 and 122200, that added together give a palindrome (1122211).

The spelling of 1000011122200 in words is "one trillion, eleven million, one hundred twenty-two thousand, two hundred".