100055500501001 has 2 divisors, whose sum is σ = 100055500501002. Its totient is φ = 100055500501000.

The previous prime is 100055500500971. The next prime is 100055500501007. The reversal of 100055500501001 is 100105005550001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99075646005625 + 979854495376 = 9953675^2 + 989876^2 .

It is a cyclic number.

It is not a de Polignac number, because 100055500501001 - 2³⁴ = 100038320631817 is a prime.

It is a super-2 number, since 2×100055500501001² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100055500501007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50027750250500 + 50027750250501.

It is an arithmetic number, because the mean of its divisors is an integer number (50027750250501).

Almost surely, 2^{100055500501001} is an apocalyptic number.

It is an amenable number.

100055500501001 is a deficient number, since it is larger than the sum of its proper divisors (1).

100055500501001 is an equidigital number, since it uses as much as digits as its factorization.

100055500501001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 100055500501001 in words is "one hundred trillion, fifty-five billion, five hundred million, five hundred one thousand, one".