3212555322112 has 144 divisors (see below), whose sum is σ = 6793557442560. Its totient is φ = 1513694859264.

The previous prime is 3212555322107. The next prime is 3212555322131. The reversal of 3212555322112 is 2112235552123.

It is a super-2 number, since 2×3212555322112² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128044033 + ... + 128069119.

It is an arithmetic number, because the mean of its divisors is an integer number (47177482240).

Almost surely, 2^{3212555322112} is an apocalyptic number.

3212555322112 is a gapful number since it is divisible by the number (32) 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 3212555322112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3396778721280).

3212555322112 is an abundant number, since it is smaller than the sum of its proper divisors (3581002120448).

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

3212555322112 is a wasteful number, since it uses less digits than its factorization.

3212555322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25546 (or 25532 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The spelling of 3212555322112 in words is "three trillion, two hundred twelve billion, five hundred fifty-five million, three hundred twenty-two thousand, one hundred twelve".