2321306225 has 48 divisors (see below), whose sum is σ = 3568271616. Its totient is φ = 1461504000.

The previous prime is 2321306219. The next prime is 2321306233. The reversal of 2321306225 is 5226031232.

It is not a de Polignac number, because 2321306225 - 2¹⁰ = 2321305201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2321306194 and 2321306203.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 112460 + ... + 131490.

It is an arithmetic number, because the mean of its divisors is an integer number (74338992).

Almost surely, 2^2321306225 is an apocalyptic number.

2321306225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2321306225 is a deficient number, since it is larger than the sum of its proper divisors (1246965391).

2321306225 is a wasteful number, since it uses less digits than its factorization.

2321306225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19106 (or 19101 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2321306225 is about 48179.9359173505. The cubic root of 2321306225 is about 1324.0695924650.

Adding to 2321306225 its reverse (5226031232), we get a palindrome (7547337457).

The spelling of 2321306225 in words is "two billion, three hundred twenty-one million, three hundred six thousand, two hundred twenty-five".