2505002101 has 8 divisors (see below), whose sum is σ = 2891205504. Its totient is φ = 2125885200.

The previous prime is 2505002069. The next prime is 2505002111. The reversal of 2505002101 is 1012005052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2505002101 - 2⁵ = 2505002069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505002111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770865 + ... + 1772278.

It is an arithmetic number, because the mean of its divisors is an integer number (361400688).

Almost surely, 2^2505002101 is an apocalyptic number.

It is an amenable number.

2505002101 is a deficient number, since it is larger than the sum of its proper divisors (386203403).

2505002101 is a wasteful number, since it uses less digits than its factorization.

2505002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543251.

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

The square root of 2505002101 is about 50049.9960139859. The cubic root of 2505002101 is about 1358.1133913283.

Adding to 2505002101 its reverse (1012005052), we get a palindrome (3517007153).

The spelling of 2505002101 in words is "two billion, five hundred five million, two thousand, one hundred one".