2204354355012 has 144 divisors (see below), whose sum is σ = 6051031039872. Its totient is φ = 674018841600.

The previous prime is 2204354354987. The next prime is 2204354355103. The reversal of 2204354355012 is 2105534534022.

2204354355012 is a `hidden beast` number, since 2 + 2 + 0 + 43 + 54 + 3 + 550 + 12 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4672803 + ... + 5122869.

It is an arithmetic number, because the mean of its divisors is an integer number (42021048888).

Almost surely, 2^{2204354355012} 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 2204354355012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3025515519936).

2204354355012 is an abundant number, since it is smaller than the sum of its proper divisors (3846676684860).

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

2204354355012 is a wasteful number, since it uses less digits than its factorization.

2204354355012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450298 (or 450293 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 2204354355012 its reverse (2105534534022), we get a palindrome (4309888889034).

The spelling of 2204354355012 in words is "two trillion, two hundred four billion, three hundred fifty-four million, three hundred fifty-five thousand, twelve".