100556061110111 has 4 divisors (see below), whose sum is σ = 100566716630952. Its totient is φ = 100545405589272.

The previous prime is 100556061110093. The next prime is 100556061110143. The reversal of 100556061110111 is 111011160655001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100556061110111 - 2²⁶ = 100555994001247 is a prime.

It is a super-2 number, since 2×100556061110111² (a number of 29 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 (100556061110171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5327746265 + ... + 5327765138.

It is an arithmetic number, because the mean of its divisors is an integer number (25141679157738).

Almost surely, 2^{100556061110111} is an apocalyptic number.

100556061110111 is a deficient number, since it is larger than the sum of its proper divisors (10655520841).

100556061110111 is an equidigital number, since it uses as much as digits as its factorization.

100556061110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10655520840.

The product of its (nonzero) digits is 900, while the sum is 29.

The spelling of 100556061110111 in words is "one hundred trillion, five hundred fifty-six billion, sixty-one million, one hundred ten thousand, one hundred eleven".