10001111100918 has 24 divisors (see below), whose sum is σ = 23267891133432. Its totient is φ = 2857460314464.

The previous prime is 10001111100917. The next prime is 10001111101001. The reversal of 10001111100918 is 81900111110001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001111100917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17008692055 + ... + 17008692642.

It is an arithmetic number, because the mean of its divisors is an integer number (969495463893).

Almost surely, 2^{10001111100918} is an apocalyptic number.

10001111100918 is an abundant number, since it is smaller than the sum of its proper divisors (13266780032514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10001111100918 is a wasteful number, since it uses less digits than its factorization.

10001111100918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34017384716 (or 34017384709 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 24.

Adding to 10001111100918 its reverse (81900111110001), we get a palindrome (91901222210919).

The spelling of 10001111100918 in words is "ten trillion, one billion, one hundred eleven million, one hundred thousand, nine hundred eighteen".