211220101002200 has 24 divisors (see below), whose sum is σ = 491086734830580. Its totient is φ = 84488040400800.

The previous prime is 211220101002103. The next prime is 211220101002289. The reversal of 211220101002200 is 2200101022112.

It is a super-3 number, since 3×211220101002200³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 528050252306 + ... + 528050252705.

Almost surely, 2^{211220101002200} is an apocalyptic number.

211220101002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211220101002200 is an abundant number, since it is smaller than the sum of its proper divisors (279866633828380).

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

211220101002200 is a wasteful number, since it uses less digits than its factorization.

211220101002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056100505027 (or 1056100505018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211220101002200 its reverse (2200101022112), we get a palindrome (213420202024312).

The spelling of 211220101002200 in words is "two hundred eleven trillion, two hundred twenty billion, one hundred one million, two thousand, two hundred".