100100000551111 has 4 divisors (see below), whose sum is σ = 109200000601224. Its totient is φ = 91000000501000.

The previous prime is 100100000551099. The next prime is 100100000551121. The reversal of 100100000551111 is 111155000001001.

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 100100000551111 - 2⁷ = 100100000550983 is a prime.

It is a super-2 number, since 2×100100000551111² (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 (100100000551121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4550000025040 + ... + 4550000025061.

It is an arithmetic number, because the mean of its divisors is an integer number (27300000150306).

Almost surely, 2^{100100000551111} is an apocalyptic number.

100100000551111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100100000551111 is a deficient number, since it is larger than the sum of its proper divisors (9100000050113).

100100000551111 is an equidigital number, since it uses as much as digits as its factorization.

100100000551111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9100000050112.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 100100000551111 its reverse (111155000001001), we get a palindrome (211255000552112).

The spelling of 100100000551111 in words is "one hundred trillion, one hundred billion, five hundred fifty-one thousand, one hundred eleven".