211222100020200 has 96 divisors (see below), whose sum is σ = 656133045898560. Its totient is φ = 56210234342400.

The previous prime is 211222100020199. The next prime is 211222100020247. The reversal of 211222100020200 is 2020001222112.

211222100020200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211222100020200² (a number of 29 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 211222100020200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 361141921 + ... + 361726320.

It is an arithmetic number, because the mean of its divisors is an integer number (6834719228110).

Almost surely, 2^{211222100020200} is an apocalyptic number.

211222100020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211222100020200 is an abundant number, since it is smaller than the sum of its proper divisors (444910945878360).

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

211222100020200 is a wasteful number, since it uses less digits than its factorization.

211222100020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722868747 (or 722868738 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 211222100020200 its reverse (2020001222112), we get a palindrome (213242101242312).

The spelling of 211222100020200 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred million, twenty thousand, two hundred".