211023311233200 has 120 divisors (see below), whose sum is σ = 676133171316048. Its totient is φ = 56259966090240.

The previous prime is 211023311233193. The next prime is 211023311233201. The reversal of 211023311233200 is 2332113320112.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (211023311233201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14952087 + ... + 25408886.

Almost surely, 2^{211023311233200} is an apocalyptic number.

211023311233200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211023311233200 is an abundant number, since it is smaller than the sum of its proper divisors (465109860082848).

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

211023311233200 is a wasteful number, since it uses less digits than its factorization.

211023311233200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40365351 (or 40365340 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 211023311233200 its reverse (2332113320112), we get a palindrome (213355424553312).

The spelling of 211023311233200 in words is "two hundred eleven trillion, twenty-three billion, three hundred eleven million, two hundred thirty-three thousand, two hundred".