211021200110200 has 48 divisors (see below), whose sum is σ = 511955781148080. Its totient is φ = 80738546127360.

The previous prime is 211021200110197. The next prime is 211021200110263. The reversal of 211021200110200 is 2011002120112.

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, 22937082369 + ... + 22937091568.

It is an arithmetic number, because the mean of its divisors is an integer number (10665745440585).

Almost surely, 2^{211021200110200} is an apocalyptic number.

211021200110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211021200110200 is an abundant number, since it is smaller than the sum of its proper divisors (300934581037880).

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

211021200110200 is a wasteful number, since it uses less digits than its factorization.

211021200110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45874173976 (or 45874173967 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211021200110200 its reverse (2011002120112), we get a palindrome (213032202230312).

The spelling of 211021200110200 in words is "two hundred eleven trillion, twenty-one billion, two hundred million, one hundred ten thousand, two hundred".