2505021002 has 16 divisors (see below), whose sum is σ = 4110128352. Its totient is φ = 1135589520.

The previous prime is 2505020981. The next prime is 2505021007. The reversal of 2505021002 is 2001205052.

2505021002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2505021002² = 12550260440922168008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2505021007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144428 + ... + 160839.

It is an arithmetic number, because the mean of its divisors is an integer number (256883022).

Almost surely, 2^2505021002 is an apocalyptic number.

2505021002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2505021002 is a deficient number, since it is larger than the sum of its proper divisors (1605107350).

2505021002 is a wasteful number, since it uses less digits than its factorization.

2505021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305653.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 2505021002 is about 50050.1848348235. The cubic root of 2505021002 is about 1358.1168071121.

Adding to 2505021002 its reverse (2001205052), we get a palindrome (4506226054).

The spelling of 2505021002 in words is "two billion, five hundred five million, twenty-one thousand, two".