211202444112 has 80 divisors (see below), whose sum is σ = 596498696640. Its totient is φ = 63861836800.

The previous prime is 211202444107. The next prime is 211202444153. The reversal of 211202444112 is 211444202112.

It is a happy number.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190437 + ... + 677252.

It is an arithmetic number, because the mean of its divisors is an integer number (7456233708).

Almost surely, 2^211202444112 is an apocalyptic number.

211202444112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211202444112 is an abundant number, since it is smaller than the sum of its proper divisors (385296252528).

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

211202444112 is a wasteful number, since it uses less digits than its factorization.

211202444112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868172 (or 868166 counting only the distinct ones).

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

Adding to 211202444112 its reverse (211444202112), we get a palindrome (422646646224).

The spelling of 211202444112 in words is "two hundred eleven billion, two hundred two million, four hundred forty-four thousand, one hundred twelve".