110561055105551 has 2 divisors, whose sum is σ = 110561055105552. Its totient is φ = 110561055105550.

The previous prime is 110561055105533. The next prime is 110561055105601. The reversal of 110561055105551 is 155501550165011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110561055105551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110561055105499 and 110561055105508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110561055105451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55280527552775 + 55280527552776.

It is an arithmetic number, because the mean of its divisors is an integer number (55280527552776).

Almost surely, 2^{110561055105551} is an apocalyptic number.

110561055105551 is a deficient number, since it is larger than the sum of its proper divisors (1).

110561055105551 is an equidigital number, since it uses as much as digits as its factorization.

110561055105551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93750, while the sum is 41.

The spelling of 110561055105551 in words is "one hundred ten trillion, five hundred sixty-one billion, fifty-five million, one hundred five thousand, five hundred fifty-one".