120204454424 has 16 divisors (see below), whose sum is σ = 225425773320. Its totient is φ = 60090914880.

The previous prime is 120204454411. The next prime is 120204454429. The reversal of 120204454424 is 424454402021.

It is a super-2 number, since 2×120204454424² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120204454429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1368797 + ... + 1453964.

Almost surely, 2^120204454424 is an apocalyptic number.

It is an amenable number.

120204454424 is a deficient number, since it is larger than the sum of its proper divisors (105221318896).

120204454424 is a wasteful number, since it uses less digits than its factorization.

120204454424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828090 (or 2828086 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 120204454424 its reverse (424454402021), we get a palindrome (544658856445).

The spelling of 120204454424 in words is "one hundred twenty billion, two hundred four million, four hundred fifty-four thousand, four hundred twenty-four".