2123005315 has 8 divisors (see below), whose sum is σ = 2579855040. Its totient is φ = 1676905152.

The previous prime is 2123005307. The next prime is 2123005321. The reversal of 2123005315 is 5135003212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2123005315 - 2³ = 2123005307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2686954 + ... + 2687743.

It is an arithmetic number, because the mean of its divisors is an integer number (322481880).

Almost surely, 2^2123005315 is an apocalyptic number.

2123005315 is a deficient number, since it is larger than the sum of its proper divisors (456849725).

2123005315 is an equidigital number, since it uses as much as digits as its factorization.

2123005315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374781.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2123005315 is about 46076.0818104144. The cubic root of 2123005315 is about 1285.2384029804.

Adding to 2123005315 its reverse (5135003212), we get a palindrome (7258008527).

The spelling of 2123005315 in words is "two billion, one hundred twenty-three million, five thousand, three hundred fifteen".