2100101323 has 4 divisors (see below), whose sum is σ = 2172518640. Its totient is φ = 2027684008.

The previous prime is 2100101317. The next prime is 2100101387. The reversal of 2100101323 is 3231010012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100101323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100104323) 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, 36208615 + ... + 36208672.

It is an arithmetic number, because the mean of its divisors is an integer number (543129660).

Almost surely, 2^2100101323 is an apocalyptic number.

2100101323 is a deficient number, since it is larger than the sum of its proper divisors (72417317).

2100101323 is an equidigital number, since it uses as much as digits as its factorization.

2100101323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72417316.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2100101323 is about 45826.8624607882. The cubic root of 2100101323 is about 1280.5997602313.

Adding to 2100101323 its reverse (3231010012), we get a palindrome (5331111335).

The spelling of 2100101323 in words is "two billion, one hundred million, one hundred one thousand, three hundred twenty-three".