2116220630 has 8 divisors (see below), whose sum is σ = 3809197152. Its totient is φ = 846488248.

The previous prime is 2116220609. The next prime is 2116220657. The reversal of 2116220630 is 360226112.

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

It is a junction number, because it is equal to n+sod(n) for n = 2116220596 and 2116220605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105811022 + ... + 105811041.

It is an arithmetic number, because the mean of its divisors is an integer number (476149644).

Almost surely, 2^2116220630 is an apocalyptic number.

2116220630 is a deficient number, since it is larger than the sum of its proper divisors (1692976522).

2116220630 is a wasteful number, since it uses less digits than its factorization.

2116220630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211622070.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2116220630 is about 46002.3980896648. The cubic root of 2116220630 is about 1283.8678233877.

Adding to 2116220630 its reverse (360226112), we get a palindrome (2476446742).

The spelling of 2116220630 in words is "two billion, one hundred sixteen million, two hundred twenty thousand, six hundred thirty".