101303221200 has 120 divisors (see below), whose sum is σ = 325680562848. Its totient is φ = 26916579840.

The previous prime is 101303221199. The next prime is 101303221213. The reversal of 101303221200 is 2122303101.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×101303221200² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101303221200.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 180019 + ... + 484781.

Almost surely, 2^101303221200 is an apocalyptic number.

101303221200 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 101303221200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162840281424).

101303221200 is an abundant number, since it is smaller than the sum of its proper divisors (224377341648).

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

101303221200 is a wasteful number, since it uses less digits than its factorization.

101303221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305061 (or 305050 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101303221200 its reverse (2122303101), we get a palindrome (103425524301).

The spelling of 101303221200 in words is "one hundred one billion, three hundred three million, two hundred twenty-one thousand, two hundred".