2100101321999 has 8 divisors (see below), whose sum is σ = 2145022458000. Its totient is φ = 2055491059392.

The previous prime is 2100101321959. The next prime is 2100101322023. The reversal of 2100101321999 is 9991231010012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2100101321999 - 2⁸ = 2100101321743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100101321939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77704694 + ... + 77731715.

It is an arithmetic number, because the mean of its divisors is an integer number (268127807250).

Almost surely, 2^{2100101321999} is an apocalyptic number.

2100101321999 is a deficient number, since it is larger than the sum of its proper divisors (44921136001).

2100101321999 is a wasteful number, since it uses less digits than its factorization.

2100101321999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155436697.

The product of its (nonzero) digits is 8748, while the sum is 38.

The spelling of 2100101321999 in words is "two trillion, one hundred billion, one hundred one million, three hundred twenty-one thousand, nine hundred ninety-nine".