2303440140225 has 96 divisors (see below), whose sum is σ = 4471744393216. Its totient is φ = 1024150521600.

The previous prime is 2303440140223. The next prime is 2303440140233. The reversal of 2303440140225 is 5220410443032.

It is not a de Polignac number, because 2303440140225 - 2¹ = 2303440140223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2303440140192 and 2303440140201.

It is not an unprimeable number, because it can be changed into a prime (2303440140223) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54193932 + ... + 54236418.

Almost surely, 2^{2303440140225} is an apocalyptic number.

2303440140225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2303440140225 is a deficient number, since it is larger than the sum of its proper divisors (2168304252991).

2303440140225 is a wasteful number, since it uses less digits than its factorization.

2303440140225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45335 (or 45330 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 2303440140225 its reverse (5220410443032), we get a palindrome (7523850583257).

The spelling of 2303440140225 in words is "two trillion, three hundred three billion, four hundred forty million, one hundred forty thousand, two hundred twenty-five".