100551055061089 has 2 divisors, whose sum is σ = 100551055061090. Its totient is φ = 100551055061088.

The previous prime is 100551055061077. The next prime is 100551055061227. The reversal of 100551055061089 is 980160550155001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90985519508689 + 9565535552400 = 9538633^2 + 3092820^2 .

It is a cyclic number.

It is not a de Polignac number, because 100551055061089 - 2¹⁷ = 100551054930017 is a prime.

It is a super-2 number, since 2×100551055061089² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100551055061789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275527530544 + 50275527530545.

It is an arithmetic number, because the mean of its divisors is an integer number (50275527530545).

Almost surely, 2^{100551055061089} is an apocalyptic number.

It is an amenable number.

100551055061089 is a deficient number, since it is larger than the sum of its proper divisors (1).

100551055061089 is an equidigital number, since it uses as much as digits as its factorization.

100551055061089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270000, while the sum is 46.

The spelling of 100551055061089 in words is "one hundred trillion, five hundred fifty-one billion, fifty-five million, sixty-one thousand, eighty-nine".