211193324797312 has 128 divisors (see below), whose sum is σ = 494315549229600. Its totient is φ = 88608374538240.

The previous prime is 211193324797283. The next prime is 211193324797361. The reversal of 211193324797312 is 213797423391112.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401125338 + ... + 401651494.

Almost surely, 2^{211193324797312} is an apocalyptic number.

211193324797312 is a gapful number since it is divisible by the number (22) 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 211193324797312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247157774614800).

211193324797312 is an abundant number, since it is smaller than the sum of its proper divisors (283122224432288).

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

211193324797312 is a wasteful number, since it uses less digits than its factorization.

211193324797312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548124 (or 548112 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The spelling of 211193324797312 in words is "two hundred eleven trillion, one hundred ninety-three billion, three hundred twenty-four million, seven hundred ninety-seven thousand, three hundred twelve".