2102011616 has 24 divisors (see below), whose sum is σ = 4239273024. Its totient is φ = 1025370880.

The previous prime is 2102011609. The next prime is 2102011619. The reversal of 2102011616 is 6161102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102011619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799760 + ... + 802383.

It is an arithmetic number, because the mean of its divisors is an integer number (176636376).

Almost surely, 2^2102011616 is an apocalyptic number.

It is an amenable number.

2102011616 is an abundant number, since it is smaller than the sum of its proper divisors (2137261408).

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

2102011616 is a wasteful number, since it uses less digits than its factorization.

2102011616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602194 (or 1602186 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 2102011616 is about 45847.7002258565. The cubic root of 2102011616 is about 1280.9879287076.

Adding to 2102011616 its reverse (6161102012), we get a palindrome (8263113628).

The spelling of 2102011616 in words is "two billion, one hundred two million, eleven thousand, six hundred sixteen".