201121310300 has 36 divisors (see below), whose sum is σ = 436677858120. Its totient is φ = 80403433920.

The previous prime is 201121310279. The next prime is 201121310317. The reversal of 201121310300 is 3013121102.

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, 384035 + ... + 741434.

Almost surely, 2^201121310300 is an apocalyptic number.

201121310300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201121310300 is an abundant number, since it is smaller than the sum of its proper divisors (235556547820).

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

201121310300 is a wasteful number, since it uses less digits than its factorization.

201121310300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127270 (or 1127263 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 201121310300 its reverse (3013121102), we get a palindrome (204134431402).

The spelling of 201121310300 in words is "two hundred one billion, one hundred twenty-one million, three hundred ten thousand, three hundred".