211444021000212 has 192 divisors, whose sum is σ = 680329431312384. Its totient is φ = 49325710440960.

The previous prime is 211444021000127. The next prime is 211444021000271. The reversal of 211444021000212 is 212000120444112.

It is a happy number.

It is a congruent number.

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, 237430318 + ... + 238319205.

It is an arithmetic number, because the mean of its divisors is an integer number (3543382454752).

Almost surely, 2^{211444021000212} is an apocalyptic number.

211444021000212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211444021000212 is an abundant number, since it is smaller than the sum of its proper divisors (468885410312172).

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

211444021000212 is a wasteful number, since it uses less digits than its factorization.

211444021000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475749598 (or 475749596 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 211444021000212 its reverse (212000120444112), we get a palindrome (423444141444324).

The spelling of 211444021000212 in words is "two hundred eleven trillion, four hundred forty-four billion, twenty-one million, two hundred twelve", and thus it is an aban number.