2212353221442 has 128 divisors (see below), whose sum is σ = 5489989747200. Its totient is φ = 578761445376.

The previous prime is 2212353221437. The next prime is 2212353221537. The reversal of 2212353221442 is 2441223532122.

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, 33601258 + ... + 33667034.

It is an arithmetic number, because the mean of its divisors is an integer number (42890544900).

Almost surely, 2^{2212353221442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212353221442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2744994873600).

2212353221442 is an abundant number, since it is smaller than the sum of its proper divisors (3277636525758).

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

2212353221442 is a wasteful number, since it uses less digits than its factorization.

2212353221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66300.

The product of its digits is 46080, while the sum is 33.

Adding to 2212353221442 its reverse (2441223532122), we get a palindrome (4653576753564).

The spelling of 2212353221442 in words is "two trillion, two hundred twelve billion, three hundred fifty-three million, two hundred twenty-one thousand, four hundred forty-two".