1011200223000 has 128 divisors (see below), whose sum is σ = 3441757962240. Its totient is φ = 245139440000.

The previous prime is 1011200222971. The next prime is 1011200223041. The reversal of 1011200223000 is 3220021101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15288216 + ... + 15354215.

It is an arithmetic number, because the mean of its divisors is an integer number (26888734080).

Almost surely, 2^{1011200223000} is an apocalyptic number.

1011200223000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011200223000 is an abundant number, since it is smaller than the sum of its proper divisors (2430557739240).

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

1011200223000 is a wasteful number, since it uses less digits than its factorization.

1011200223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30642466 (or 30642452 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1011200223000 its reverse (3220021101), we get a palindrome (1014420244101).

The spelling of 1011200223000 in words is "one trillion, eleven billion, two hundred million, two hundred twenty-three thousand".