101221202200 has 48 divisors (see below), whose sum is σ = 240346536480. Its totient is φ = 39627020160.

The previous prime is 101221202191. The next prime is 101221202233. The reversal of 101221202200 is 2202122101.

It is a happy number.

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, 5374707 + ... + 5393506.

It is an arithmetic number, because the mean of its divisors is an integer number (5007219510).

Almost surely, 2^101221202200 is an apocalyptic number.

101221202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101221202200 is an abundant number, since it is smaller than the sum of its proper divisors (139125334280).

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

101221202200 is a wasteful number, since it uses less digits than its factorization.

101221202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10768276 (or 10768267 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 101221202200 its reverse (2202122101), we get a palindrome (103423324301).

The spelling of 101221202200 in words is "one hundred one billion, two hundred twenty-one million, two hundred two thousand, two hundred".