110505000061 has 4 divisors (see below), whose sum is σ = 110507152000. Its totient is φ = 110502848124.

The previous prime is 110505000017. The next prime is 110505000107. The reversal of 110505000061 is 160000505011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 160000505011 = 43 ⋅3720941977.

It is a cyclic number.

It is not a de Polignac number, because 110505000061 - 2⁷ = 110504999933 is a prime.

It is a super-2 number, since 2×110505000061² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110505000161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997011 + ... + 1102288.

It is an arithmetic number, because the mean of its divisors is an integer number (27626788000).

Almost surely, 2^110505000061 is an apocalyptic number.

It is an amenable number.

110505000061 is a deficient number, since it is larger than the sum of its proper divisors (2151939).

110505000061 is an equidigital number, since it uses as much as digits as its factorization.

110505000061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151938.

The product of its (nonzero) digits is 150, while the sum is 19.

Adding to 110505000061 its reverse (160000505011), we get a palindrome (270505505072).

The spelling of 110505000061 in words is "one hundred ten billion, five hundred five million, sixty-one", and thus it is an aban number.