211113221031300 has 72 divisors (see below), whose sum is σ = 698081050883776. Its totient is φ = 48254450520960.

The previous prime is 211113221031283. The next prime is 211113221031329. The reversal of 211113221031300 is 3130122311112.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 50265050527 + ... + 50265054726.

Almost surely, 2^{211113221031300} is an apocalyptic number.

211113221031300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211113221031300 is an abundant number, since it is smaller than the sum of its proper divisors (486967829852476).

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

211113221031300 is a wasteful number, since it uses less digits than its factorization.

211113221031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100530105277 (or 100530105270 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 211113221031300 its reverse (3130122311112), we get a palindrome (214243343342412).

The spelling of 211113221031300 in words is "two hundred eleven trillion, one hundred thirteen billion, two hundred twenty-one million, thirty-one thousand, three hundred".