2116233867 has 16 divisors (see below), whose sum is σ = 3101662080. Its totient is φ = 1272772800.

The previous prime is 2116233857. The next prime is 2116233877. The reversal of 2116233867 is 7683326112.

It is an interprime number because it is at equal distance from previous prime (2116233857) and next prime (2116233877).

It is not a de Polignac number, because 2116233867 - 2¹⁵ = 2116201099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2116233857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240442 + ... + 249087.

It is an arithmetic number, because the mean of its divisors is an integer number (193853880).

Almost surely, 2^2116233867 is an apocalyptic number.

2116233867 is a deficient number, since it is larger than the sum of its proper divisors (985428213).

2116233867 is a wasteful number, since it uses less digits than its factorization.

2116233867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489674.

The product of its digits is 72576, while the sum is 39.

The square root of 2116233867 is about 46002.5419623742. The cubic root of 2116233867 is about 1283.8705002546.

Adding to 2116233867 its reverse (7683326112), we get a palindrome (9799559979).

The spelling of 2116233867 in words is "two billion, one hundred sixteen million, two hundred thirty-three thousand, eight hundred sixty-seven".