212322033112 has 128 divisors (see below), whose sum is σ = 503107200000. Its totient is φ = 81903038976.

The previous prime is 212322033109. The next prime is 212322033139. The reversal of 212322033112 is 211330223212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3617214 + ... + 3675442.

It is an arithmetic number, because the mean of its divisors is an integer number (3930525000).

Almost surely, 2^212322033112 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 212322033112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251553600000).

212322033112 is an abundant number, since it is smaller than the sum of its proper divisors (290785166888).

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

212322033112 is a wasteful number, since it uses less digits than its factorization.

212322033112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58433 (or 58429 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212322033112 its reverse (211330223212), we get a palindrome (423652256324).

The spelling of 212322033112 in words is "two hundred twelve billion, three hundred twenty-two million, thirty-three thousand, one hundred twelve".