11211210110200 has 24 divisors (see below), whose sum is σ = 26066063506680. Its totient is φ = 4484484044000.

The previous prime is 11211210110141. The next prime is 11211210110239. The reversal of 11211210110200 is 201101211211.

It is a happy number.

It is a super-2 number, since 2×11211210110200² (a number of 27 digits) contains 22 as substring.

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, 28028025076 + ... + 28028025475.

It is an arithmetic number, because the mean of its divisors is an integer number (1086085979445).

Almost surely, 2^{11211210110200} is an apocalyptic number.

11211210110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211210110200 is an abundant number, since it is smaller than the sum of its proper divisors (14854853396480).

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

11211210110200 is a wasteful number, since it uses less digits than its factorization.

11211210110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56056050567 (or 56056050558 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11211210110200 its reverse (201101211211), we get a palindrome (11412311321411).

The spelling of 11211210110200 in words is "eleven trillion, two hundred eleven billion, two hundred ten million, one hundred ten thousand, two hundred".