120418025128 has 16 divisors (see below), whose sum is σ = 227893927680. Its totient is φ = 59646311088.

The previous prime is 120418025093. The next prime is 120418025129. The reversal of 120418025128 is 821520814021.

It is a junction number, because it is equal to n+sod(n) for n = 120418025093 and 120418025102.

It is not an unprimeable number, because it can be changed into a prime (120418025129) 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, 70336776 + ... + 70338487.

It is an arithmetic number, because the mean of its divisors is an integer number (14243370480).

Almost surely, 2^120418025128 is an apocalyptic number.

It is an amenable number.

120418025128 is a deficient number, since it is larger than the sum of its proper divisors (107475902552).

120418025128 is a wasteful number, since it uses less digits than its factorization.

120418025128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140675376 (or 140675372 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 34.

Adding to 120418025128 its reverse (821520814021), we get a palindrome (941938839149).

The spelling of 120418025128 in words is "one hundred twenty billion, four hundred eighteen million, twenty-five thousand, one hundred twenty-eight".