2123516314 has 8 divisors (see below), whose sum is σ = 3216812148. Its totient is φ = 1051245600.

The previous prime is 2123516273. The next prime is 2123516333. The reversal of 2123516314 is 4136153212.

It can be written as a sum of positive squares in 2 ways, for example, as 2113700625 + 9815689 = 45975^2 + 3133^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5256027 + ... + 5256430.

Almost surely, 2^2123516314 is an apocalyptic number.

2123516314 is a deficient number, since it is larger than the sum of its proper divisors (1093295834).

2123516314 is a wasteful number, since it uses less digits than its factorization.

2123516314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10512560.

The product of its digits is 4320, while the sum is 28.

The square root of 2123516314 is about 46081.6266422964. The cubic root of 2123516314 is about 1285.3415119785.

Adding to 2123516314 its reverse (4136153212), we get a palindrome (6259669526).

The spelling of 2123516314 in words is "two billion, one hundred twenty-three million, five hundred sixteen thousand, three hundred fourteen".