211141233312 has 96 divisors (see below), whose sum is σ = 562562884800. Its totient is φ = 69330167808.

The previous prime is 211141233269. The next prime is 211141233319. The reversal of 211141233312 is 213332141112.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (211141233319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2252403 + ... + 2344269.

It is an arithmetic number, because the mean of its divisors is an integer number (5860030050).

Almost surely, 2^211141233312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211141233312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281281442400).

211141233312 is an abundant number, since it is smaller than the sum of its proper divisors (351421651488).

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

211141233312 is a wasteful number, since it uses less digits than its factorization.

211141233312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92238 (or 92230 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

Adding to 211141233312 its reverse (213332141112), we get a palindrome (424473374424).

The spelling of 211141233312 in words is "two hundred eleven billion, one hundred forty-one million, two hundred thirty-three thousand, three hundred twelve".