211242034300 has 72 divisors (see below), whose sum is σ = 500140020240. Its totient is φ = 76804147200.

The previous prime is 211242034273. The next prime is 211242034313. The reversal of 211242034300 is 3430242112.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13827066 + ... + 13842334.

It is an arithmetic number, because the mean of its divisors is an integer number (6946389170).

Almost surely, 2^211242034300 is an apocalyptic number.

211242034300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211242034300 is an abundant number, since it is smaller than the sum of its proper divisors (288897985940).

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

211242034300 is a wasteful number, since it uses less digits than its factorization.

211242034300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27871 (or 27864 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 211242034300 its reverse (3430242112), we get a palindrome (214672276412).

The spelling of 211242034300 in words is "two hundred eleven billion, two hundred forty-two million, thirty-four thousand, three hundred".