2503220000 has 120 divisors (see below), whose sum is σ = 6291686016. Its totient is φ = 979616000.

The previous prime is 2503219997. The next prime is 2503220011. The reversal of 2503220000 is 223052.

It is a super-2 number, since 2×2503220000² = 12532220736800000000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 938669 + ... + 941331.

Almost surely, 2^2503220000 is an apocalyptic number.

2503220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2503220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3145843008).

2503220000 is an abundant number, since it is smaller than the sum of its proper divisors (3788466016).

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

2503220000 is an equidigital number, since it uses as much as digits as its factorization.

2503220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740 (or 2717 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 2503220000 is about 50032.1896382719. The cubic root of 2503220000 is about 1357.7912532876.

Adding to 2503220000 its reverse (223052), we get a palindrome (2503443052).

The spelling of 2503220000 in words is "two billion, five hundred three million, two hundred twenty thousand".