212011110344320 has 512 divisors, whose sum is σ = 635143092756480. Its totient is φ = 66017476804608.

The previous prime is 212011110344221. The next prime is 212011110344339. The reversal of 212011110344320 is 23443011110212.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271425049 + ... + 272205031.

It is an arithmetic number, because the mean of its divisors is an integer number (1240513853040).

Almost surely, 2^{212011110344320} is an apocalyptic number.

212011110344320 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 212011110344320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317571546378240).

212011110344320 is an abundant number, since it is smaller than the sum of its proper divisors (423131982412160).

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

212011110344320 is a wasteful number, since it uses less digits than its factorization.

212011110344320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780152 (or 780140 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 212011110344320 its reverse (23443011110212), we get a palindrome (235454121454532).

The spelling of 212011110344320 in words is "two hundred twelve trillion, eleven billion, one hundred ten million, three hundred forty-four thousand, three hundred twenty".