2116516601112 has 128 divisors (see below), whose sum is σ = 5692744488960. Its totient is φ = 653395507200.

The previous prime is 2116516601107. The next prime is 2116516601113. The reversal of 2116516601112 is 2111066156112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116516601113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6559353 + ... + 6874455.

It is an arithmetic number, because the mean of its divisors is an integer number (44474566320).

Almost surely, 2^{2116516601112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2116516601112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2846372244480).

2116516601112 is an abundant number, since it is smaller than the sum of its proper divisors (3576227887848).

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

2116516601112 is a wasteful number, since it uses less digits than its factorization.

2116516601112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315393 (or 315389 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The spelling of 2116516601112 in words is "two trillion, one hundred sixteen billion, five hundred sixteen million, six hundred one thousand, one hundred twelve".