2116030306 has 8 divisors (see below), whose sum is σ = 3418202844. Its totient is φ = 976629360.

The previous prime is 2116030283. The next prime is 2116030331. The reversal of 2116030306 is 6030306112.

It can be written as a sum of positive squares in 2 ways, for example, as 1962047025 + 153983281 = 44295^2 + 12409^2 .

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, 40692865 + ... + 40692916.

Almost surely, 2^2116030306 is an apocalyptic number.

2116030306 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2116030306 is a deficient number, since it is larger than the sum of its proper divisors (1302172538).

2116030306 is a wasteful number, since it uses less digits than its factorization.

2116030306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81385796.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2116030306 is about 46000.3294118640. The cubic root of 2116030306 is about 1283.8293336730.

Adding to 2116030306 its reverse (6030306112), we get a palindrome (8146336418).

The spelling of 2116030306 in words is "two billion, one hundred sixteen million, thirty thousand, three hundred six".