100511101051055 has 8 divisors (see below), whose sum is σ = 125857378707552. Its totient is φ = 76912842543328.

The previous prime is 100511101051033. The next prime is 100511101051063. The reversal of 100511101051055 is 550150101115001.

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 100511101051055 - 2²⁰ = 100511100002479 is a prime.

It is a super-2 number, since 2×100511101051055² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 437004787064 + ... + 437004787293.

It is an arithmetic number, because the mean of its divisors is an integer number (15732172338444).

Almost surely, 2^{100511101051055} is an apocalyptic number.

100511101051055 is a deficient number, since it is larger than the sum of its proper divisors (25346277656497).

100511101051055 is an equidigital number, since it uses as much as digits as its factorization.

100511101051055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874009574385.

The product of its (nonzero) digits is 625, while the sum is 26.

Adding to 100511101051055 its reverse (550150101115001), we get a palindrome (650661202166056).

The spelling of 100511101051055 in words is "one hundred trillion, five hundred eleven billion, one hundred one million, fifty-one thousand, fifty-five".