43221120120 has 48 divisors (see below), whose sum is σ = 140468641560. Its totient is φ = 11525631936.

The previous prime is 43221120091. The next prime is 43221120167. The reversal of 43221120120 is 2102112234.

It is a happy number.

43221120120 is a `hidden beast` number, since 432 + 2 + 11 + 201 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 43221120093 and 43221120102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60028974 + ... + 60029693.

Almost surely, 2^43221120120 is an apocalyptic number.

43221120120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43221120120 is an abundant number, since it is smaller than the sum of its proper divisors (97247521440).

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

43221120120 is a wasteful number, since it uses less digits than its factorization.

43221120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120058684 (or 120058677 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 43221120120 its reverse (2102112234), we get a palindrome (45323232354).

The spelling of 43221120120 in words is "forty-three billion, two hundred twenty-one million, one hundred twenty thousand, one hundred twenty".