2102067101 has 4 divisors (see below), whose sum is σ = 2105530752. Its totient is φ = 2098603452.

The previous prime is 2102067091. The next prime is 2102067103. The reversal of 2102067101 is 1017602012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102067101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102067103) 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, 1730915 + ... + 1732128.

It is an arithmetic number, because the mean of its divisors is an integer number (526382688).

Almost surely, 2^2102067101 is an apocalyptic number.

It is an amenable number.

2102067101 is a deficient number, since it is larger than the sum of its proper divisors (3463651).

2102067101 is an equidigital number, since it uses as much as digits as its factorization.

2102067101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463650.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 2102067101 is about 45848.3053230978. The cubic root of 2102067101 is about 1280.9991996555. Note that the first 3 decimals are identical.

Adding to 2102067101 its reverse (1017602012), we get a palindrome (3119669113).

The spelling of 2102067101 in words is "two billion, one hundred two million, sixty-seven thousand, one hundred one".