100000212121199 has 8 divisors (see below), whose sum is σ = 107692630202640. Its totient is φ = 92307807478656.

The previous prime is 100000212121189. The next prime is 100000212121261. The reversal of 100000212121199 is 991121212000001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100000212121199 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 (100000212121129) 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, 16398464 + ... + 21654330.

It is an arithmetic number, because the mean of its divisors is an integer number (13461578775330).

Almost surely, 2^{100000212121199} is an apocalyptic number.

100000212121199 is a deficient number, since it is larger than the sum of its proper divisors (7692418081441).

100000212121199 is a wasteful number, since it uses less digits than its factorization.

100000212121199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6719449.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 100000212121199 in words is "one hundred trillion, two hundred twelve million, one hundred twenty-one thousand, one hundred ninety-nine".