100111200001993 has 8 divisors (see below), whose sum is σ = 101327763753216. Its totient is φ = 98901490131600.

The previous prime is 100111200001921. The next prime is 100111200002017. The reversal of 100111200001993 is 399100002111001.

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 100111200001993 - 2²⁵ = 100111166447561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100111200001193) 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, 1713440818 + ... + 1713499243.

It is an arithmetic number, because the mean of its divisors is an integer number (12665970469152).

Almost surely, 2^{100111200001993} is an apocalyptic number.

It is an amenable number.

100111200001993 is a deficient number, since it is larger than the sum of its proper divisors (1216563751223).

100111200001993 is a wasteful number, since it uses less digits than its factorization.

100111200001993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426940415.

The product of its (nonzero) digits is 486, while the sum is 28.

Adding to 100111200001993 its reverse (399100002111001), we get a palindrome (499211202112994).

The spelling of 100111200001993 in words is "one hundred trillion, one hundred eleven billion, two hundred million, one thousand, nine hundred ninety-three".