211012021033312 has 96 divisors (see below), whose sum is σ = 430058784153600. Its totient is φ = 101868724838400.

The previous prime is 211012021033223. The next prime is 211012021033349. The reversal of 211012021033312 is 213330120210112.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 24784512 + ... + 32191552.

It is an arithmetic number, because the mean of its divisors is an integer number (4479779001600).

Almost surely, 2^{211012021033312} 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 211012021033312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215029392076800).

211012021033312 is an abundant number, since it is smaller than the sum of its proper divisors (219046763120288).

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

211012021033312 is a wasteful number, since it uses less digits than its factorization.

211012021033312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407380 (or 7407372 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211012021033312 its reverse (213330120210112), we get a palindrome (424342141243424).

The spelling of 211012021033312 in words is "two hundred eleven trillion, twelve billion, twenty-one million, thirty-three thousand, three hundred twelve".