211342330320 has 160 divisors (see below), whose sum is σ = 721798694784. Its totient is φ = 50727168000.

The previous prime is 211342330271. The next prime is 211342330343. The reversal of 211342330320 is 23033243112.

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

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 31 ways as a sum of consecutive naturals, for example, 129667 + ... + 662946.

Almost surely, 2^211342330320 is an apocalyptic number.

211342330320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211342330320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360899347392).

211342330320 is an abundant number, since it is smaller than the sum of its proper divisors (510456364464).

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

211342330320 is a wasteful number, since it uses less digits than its factorization.

211342330320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792741 (or 792735 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 211342330320 its reverse (23033243112), we get a palindrome (234375573432).

The spelling of 211342330320 in words is "two hundred eleven billion, three hundred forty-two million, three hundred thirty thousand, three hundred twenty".