1011230101200 has 240 divisors, whose sum is σ = 3741660357696. Its totient is φ = 230726246400.

The previous prime is 1011230101199. The next prime is 1011230101201. The reversal of 1011230101200 is 21010321101.

It is an interprime number because it is at equal distance from previous prime (1011230101199) and next prime (1011230101201).

It is a tau number, because it is divible by the number of its divisors (240).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011230101201) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2028787 + ... + 2477586.

Almost surely, 2^{1011230101200} is an apocalyptic number.

1011230101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011230101200 is an abundant number, since it is smaller than the sum of its proper divisors (2730430256496).

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

1011230101200 is a wasteful number, since it uses less digits than its factorization.

1011230101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506422 (or 4506411 counting only the distinct ones).

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

Adding to 1011230101200 its reverse (21010321101), we get a palindrome (1032240422301).

The spelling of 1011230101200 in words is "one trillion, eleven billion, two hundred thirty million, one hundred one thousand, two hundred".