2116533012 has 48 divisors (see below), whose sum is σ = 5396289024. Its totient is φ = 640332000.

The previous prime is 2116533007. The next prime is 2116533017. The reversal of 2116533012 is 2103356112.

It is an interprime number because it is at equal distance from previous prime (2116533007) and next prime (2116533017).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116533017) 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, 70587 + ... + 95997.

It is an arithmetic number, because the mean of its divisors is an integer number (112422688).

Almost surely, 2^2116533012 is an apocalyptic number.

2116533012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2116533012 is an abundant number, since it is smaller than the sum of its proper divisors (3279756012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2116533012 is a wasteful number, since it uses less digits than its factorization.

2116533012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26060 (or 26058 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2116533012 is about 46005.7932438948. The cubic root of 2116533012 is about 1283.9309922055.

Adding to 2116533012 its reverse (2103356112), we get a palindrome (4219889124).

Subtracting from 2116533012 its reverse (2103356112), we obtain a square (13176900 = 3630²).

The spelling of 2116533012 in words is "two billion, one hundred sixteen million, five hundred thirty-three thousand, twelve".