2102001306 has 16 divisors (see below), whose sum is σ = 4283324064. Its totient is φ = 687446864.

The previous prime is 2102001299. The next prime is 2102001313. The reversal of 2102001306 is 6031002012.

It is an interprime number because it is at equal distance from previous prime (2102001299) and next prime (2102001313).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3304716 + ... + 3305351.

It is an arithmetic number, because the mean of its divisors is an integer number (267707754).

Almost surely, 2^2102001306 is an apocalyptic number.

2102001306 is an abundant number, since it is smaller than the sum of its proper divisors (2181322758).

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

2102001306 is a wasteful number, since it uses less digits than its factorization.

2102001306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610125.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2102001306 is about 45847.5877882359. The cubic root of 2102001306 is about 1280.9858343635.

Adding to 2102001306 its reverse (6031002012), we get a palindrome (8133003318).

The spelling of 2102001306 in words is "two billion, one hundred two million, one thousand, three hundred six".