1001010011200 has 168 divisors, whose sum is σ = 2602743770880. Its totient is φ = 378145996800.

The previous prime is 1001010011191. The next prime is 1001010011293. The reversal of 1001010011200 is 21100101001.

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, 2735040 + ... + 3079360.

Almost surely, 2^{1001010011200} is an apocalyptic number.

1001010011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001010011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1301371885440).

1001010011200 is an abundant number, since it is smaller than the sum of its proper divisors (1601733759680).

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

1001010011200 is a wasteful number, since it uses less digits than its factorization.

1001010011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344445 (or 344430 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1001010011200 its reverse (21100101001), we get a palindrome (1022110112201).

The spelling of 1001010011200 in words is "one trillion, one billion, ten million, eleven thousand, two hundred".