3312222751044 has 144 divisors (see below), whose sum is σ = 8974437518592. Its totient is φ = 1027330926336.

The previous prime is 3312222750961. The next prime is 3312222751049. The reversal of 3312222751044 is 4401572222133.

3312222751044 is a `hidden beast` number, since 3 + 312 + 22 + 275 + 10 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3312222751049) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 316862922 + ... + 316873374.

It is an arithmetic number, because the mean of its divisors is an integer number (62322482768).

Almost surely, 2^{3312222751044} 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 3312222751044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4487218759296).

3312222751044 is an abundant number, since it is smaller than the sum of its proper divisors (5662214767548).

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

3312222751044 is a wasteful number, since it uses less digits than its factorization.

3312222751044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20866 (or 20861 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Adding to 3312222751044 its reverse (4401572222133), we get a palindrome (7713794973177).

The spelling of 3312222751044 in words is "three trillion, three hundred twelve billion, two hundred twenty-two million, seven hundred fifty-one thousand, forty-four".