2100323023109 has 12 divisors (see below), whose sum is σ = 2140895697408. Its totient is φ = 2060496127440.

The previous prime is 2100323023079. The next prime is 2100323023121. The reversal of 2100323023109 is 9013203230012.

It is a de Polignac number, because none of the positive numbers 2^k-2100323023109 is a prime.

It is a super-2 number, since 2×2100323023109² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100323020109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 688262 + ... + 2162024.

It is an arithmetic number, because the mean of its divisors is an integer number (178407974784).

Almost surely, 2^{2100323023109} is an apocalyptic number.

It is an amenable number.

2100323023109 is a deficient number, since it is larger than the sum of its proper divisors (40572674299).

2100323023109 is an equidigital number, since it uses as much as digits as its factorization.

2100323023109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474268 (or 1474207 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 2100323023109 in words is "two trillion, one hundred billion, three hundred twenty-three million, twenty-three thousand, one hundred nine".