552100120 has 128 divisors (see below), whose sum is σ = 1468938240. Its totient is φ = 184112640.

The previous prime is 552100069. The next prime is 552100121. The reversal of 552100120 is 21001255.

It is a junction number, because it is equal to n+sod(n) for n = 552100094 and 552100103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552100121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1504177 + ... + 1504543.

It is an arithmetic number, because the mean of its divisors is an integer number (11476080).

Almost surely, 2^552100120 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 552100120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (734469120).

552100120 is an abundant number, since it is smaller than the sum of its proper divisors (916838120).

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

552100120 is a wasteful number, since it uses less digits than its factorization.

552100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 552100120 is about 23496.8108474320. The cubic root of 552100120 is about 820.3627782057.

Adding to 552100120 its reverse (21001255), we get a palindrome (573101375).

It can be divided in two parts, 5 and 52100120, that added together give a palindrome (52100125).

The spelling of 552100120 in words is "five hundred fifty-two million, one hundred thousand, one hundred twenty".