1009201110200 has 48 divisors (see below), whose sum is σ = 2369624238360. Its totient is φ = 399683600000.

The previous prime is 1009201110187. The next prime is 1009201110227. The reversal of 1009201110200 is 20111029001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24960026 + ... + 25000425.

Almost surely, 2^{1009201110200} is an apocalyptic number.

1009201110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1009201110200 is an abundant number, since it is smaller than the sum of its proper divisors (1360423128160).

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

1009201110200 is a wasteful number, since it uses less digits than its factorization.

1009201110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49960568 (or 49960559 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1009201110200 its reverse (20111029001), we get a palindrome (1029312139201).

The spelling of 1009201110200 in words is "one trillion, nine billion, two hundred one million, one hundred ten thousand, two hundred".