2321012015 has 16 divisors (see below), whose sum is σ = 3183892032. Its totient is φ = 1591156224.

The previous prime is 2321012003. The next prime is 2321012047. The reversal of 2321012015 is 5102101232.

It is a happy number.

It is not a de Polignac number, because 2321012015 - 2²⁰ = 2319963439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2321011984 and 2321012002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242297 + ... + 251693.

It is an arithmetic number, because the mean of its divisors is an integer number (198993252).

Almost surely, 2^2321012015 is an apocalyptic number.

2321012015 is a deficient number, since it is larger than the sum of its proper divisors (862880017).

2321012015 is an equidigital number, since it uses as much as digits as its factorization.

2321012015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16466.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2321012015 is about 48176.8825786808. The cubic root of 2321012015 is about 1324.0136511205.

Adding to 2321012015 its reverse (5102101232), we get a palindrome (7423113247).

The spelling of 2321012015 in words is "two billion, three hundred twenty-one million, twelve thousand, fifteen".