43354224221220 has 144 divisors (see below), whose sum is σ = 144021292990848. Its totient is φ = 10469219450880.

The previous prime is 43354224221207. The next prime is 43354224221239. The reversal of 43354224221220 is 2212242245334.

43354224221220 is a `hidden beast` number, since 4 + 3 + 3 + 5 + 4 + 2 + 2 + 422 + 1 + 220 = 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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42090504 + ... + 43108223.

It is an arithmetic number, because the mean of its divisors is an integer number (1000147867992).

Almost surely, 2^{43354224221220} is an apocalyptic number.

It is an amenable number.

43354224221220 is an abundant number, since it is smaller than the sum of its proper divisors (100667068769628).

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

43354224221220 is a wasteful number, since it uses less digits than its factorization.

43354224221220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85199010 (or 85199005 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 43354224221220 its reverse (2212242245334), we get a palindrome (45566466466554).

The spelling of 43354224221220 in words is "forty-three trillion, three hundred fifty-four billion, two hundred twenty-four million, two hundred twenty-one thousand, two hundred twenty".