2321311245 has 32 divisors (see below), whose sum is σ = 4066450560. Its totient is φ = 1121399040.

The previous prime is 2321311243. The next prime is 2321311249. The reversal of 2321311245 is 5421131232.

It is not a de Polignac number, because 2321311245 - 2¹ = 2321311243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321311241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20311 + ... + 71099.

It is an arithmetic number, because the mean of its divisors is an integer number (127076580).

Almost surely, 2^2321311245 is an apocalyptic number.

It is an amenable number.

2321311245 is a deficient number, since it is larger than the sum of its proper divisors (1745139315).

2321311245 is a wasteful number, since it uses less digits than its factorization.

2321311245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51085.

The product of its digits is 1440, while the sum is 24.

The square root of 2321311245 is about 48179.9880136971. The cubic root of 2321311245 is about 1324.0705469311.

Adding to 2321311245 its reverse (5421131232), we get a palindrome (7742442477).

The spelling of 2321311245 in words is "two billion, three hundred twenty-one million, three hundred eleven thousand, two hundred forty-five".