2201540025 has 24 divisors (see below), whose sum is σ = 3675231040. Its totient is φ = 1162751040.

The previous prime is 2201539993. The next prime is 2201540027. The reversal of 2201540025 is 5200451022.

It is a happy number.

2201540025 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2201540025 - 2⁵ = 2201539993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201539983 and 2201540010.

It is not an unprimeable number, because it can be changed into a prime (2201540027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134770 + ... + 150219.

Almost surely, 2^2201540025 is an apocalyptic number.

2201540025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2201540025 is a deficient number, since it is larger than the sum of its proper divisors (1473691015).

2201540025 is a wasteful number, since it uses less digits than its factorization.

2201540025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285105 (or 285100 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2201540025 is about 46920.5714479268. The cubic root of 2201540025 is about 1300.8948523307.

Adding to 2201540025 its reverse (5200451022), we get a palindrome (7401991047).

The spelling of 2201540025 in words is "two billion, two hundred one million, five hundred forty thousand, twenty-five".