1011112222200 has 96 divisors (see below), whose sum is σ = 3185832395760. Its totient is φ = 265209753600.

The previous prime is 1011112222189. The next prime is 1011112222277. The reversal of 1011112222200 is 22222111101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1011112222200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13776409 + ... + 13849608.

Almost surely, 2^{1011112222200} is an apocalyptic number.

1011112222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011112222200 is an abundant number, since it is smaller than the sum of its proper divisors (2174720173560).

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

1011112222200 is a wasteful number, since it uses less digits than its factorization.

1011112222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27626097 (or 27626088 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1011112222200 its reverse (22222111101), we get a palindrome (1033334333301).

The spelling of 1011112222200 in words is "one trillion, eleven billion, one hundred twelve million, two hundred twenty-two thousand, two hundred".