100555611011 has 2 divisors, whose sum is σ = 100555611012. Its totient is φ = 100555611010.

The previous prime is 100555610933. The next prime is 100555611019. The reversal of 100555611011 is 110116555001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100555611011 is a prime.

It is a super-3 number, since 3×100555611011³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (100555611019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50277805505 + 50277805506.

It is an arithmetic number, because the mean of its divisors is an integer number (50277805506).

Almost surely, 2^100555611011 is an apocalyptic number.

100555611011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100555611011 is an equidigital number, since it uses as much as digits as its factorization.

100555611011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 100555611011 in words is "one hundred billion, five hundred fifty-five million, six hundred eleven thousand, eleven".