111005055611061 has 16 divisors (see below), whose sum is σ = 149790413519040. Its totient is φ = 73111539519360.

The previous prime is 111005055611059. The next prime is 111005055611063. The reversal of 111005055611061 is 160116550500111.

It is an interprime number because it is at equal distance from previous prime (111005055611059) and next prime (111005055611063).

It is not a de Polignac number, because 111005055611061 - 2¹ = 111005055611059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111005055611063) 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 15 ways as a sum of consecutive naturals, for example, 133864641 + ... + 134691321.

It is an arithmetic number, because the mean of its divisors is an integer number (9361900844940).

Almost surely, 2^{111005055611061} is an apocalyptic number.

It is an amenable number.

111005055611061 is a deficient number, since it is larger than the sum of its proper divisors (38785357907979).

111005055611061 is an equidigital number, since it uses as much as digits as its factorization.

111005055611061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366036.

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 111005055611061 in words is "one hundred eleven trillion, five billion, fifty-five million, six hundred eleven thousand, sixty-one".