2201010021200 has 30 divisors (see below), whose sum is σ = 5287926576894. Its totient is φ = 880404008320.

The previous prime is 2201010021169. The next prime is 2201010021233. The reversal of 2201010021200 is 21200101022.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 711262836496 + 1489747184704 = 843364^2 + 1220552^2 .

It is a super-2 number, since 2×2201010021200² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2751262127 + ... + 2751262926.

Almost surely, 2^{2201010021200} is an apocalyptic number.

2201010021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201010021200 is an abundant number, since it is smaller than the sum of its proper divisors (3086916555694).

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

2201010021200 is a wasteful number, since it uses less digits than its factorization.

2201010021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502525071 (or 5502525060 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2201010021200 its reverse (21200101022), we get a palindrome (2222210122222).

The spelling of 2201010021200 in words is "two trillion, two hundred one billion, ten million, twenty-one thousand, two hundred".