2525021120 has 28 divisors (see below), whose sum is σ = 6012707304. Its totient is φ = 1010008320.

The previous prime is 2525021113. The next prime is 2525021141. The reversal of 2525021120 is 211205252.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2525021092 and 2525021101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3945026 + ... + 3945665.

Almost surely, 2^2525021120 is an apocalyptic number.

2525021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2525021120 is an abundant number, since it is smaller than the sum of its proper divisors (3487686184).

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

2525021120 is an equidigital number, since it uses as much as digits as its factorization.

2525021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7890708 (or 7890698 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2525021120 is about 50249.5882570196. The cubic root of 2525021120 is about 1361.7216374050.

Adding to 2525021120 its reverse (211205252), we get a palindrome (2736226372).

The spelling of 2525021120 in words is "two billion, five hundred twenty-five million, twenty-one thousand, one hundred twenty".