211300122321100 has 72 divisors (see below), whose sum is σ = 476717399244800. Its totient is φ = 81205152436800.

The previous prime is 211300122321091. The next prime is 211300122321221. The reversal of 211300122321100 is 1123221003112.

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, 244753740 + ... + 245615539.

Almost surely, 2^{211300122321100} is an apocalyptic number.

211300122321100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211300122321100 is an abundant number, since it is smaller than the sum of its proper divisors (265417276923700).

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

211300122321100 is a wasteful number, since it uses less digits than its factorization.

211300122321100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490369463 (or 490369456 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211300122321100 its reverse (1123221003112), we get a palindrome (212423343324212).

The spelling of 211300122321100 in words is "two hundred eleven trillion, three hundred billion, one hundred twenty-two million, three hundred twenty-one thousand, one hundred".