105561101098963 has 2 divisors, whose sum is σ = 105561101098964. Its totient is φ = 105561101098962.

The previous prime is 105561101098891. The next prime is 105561101098979. The reversal of 105561101098963 is 369890101165501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105561101098963 - 2²¹ = 105561099001811 is a prime.

It is a super-2 number, since 2×105561101098963² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105561101098463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780550549481 + 52780550549482.

It is an arithmetic number, because the mean of its divisors is an integer number (52780550549482).

Almost surely, 2^{105561101098963} is an apocalyptic number.

105561101098963 is a deficient number, since it is larger than the sum of its proper divisors (1).

105561101098963 is an equidigital number, since it uses as much as digits as its factorization.

105561101098963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 55.

The spelling of 105561101098963 in words is "one hundred five trillion, five hundred sixty-one billion, one hundred one million, ninety-eight thousand, nine hundred sixty-three".