105540505514122 has 16 divisors (see below), whose sum is σ = 183993133101120. Its totient is φ = 44465007165408.

The previous prime is 105540505514117. The next prime is 105540505514183. The reversal of 105540505514122 is 221415505045501.

It is a super-2 number, since 2×105540505514122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63886503723 + ... + 63886505374.

It is an arithmetic number, because the mean of its divisors is an integer number (11499570818820).

Almost surely, 2^{105540505514122} is an apocalyptic number.

105540505514122 is a deficient number, since it is larger than the sum of its proper divisors (78452627586998).

105540505514122 is a wasteful number, since it uses less digits than its factorization.

105540505514122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127773009165.

The product of its (nonzero) digits is 200000, while the sum is 40.

The spelling of 105540505514122 in words is "one hundred five trillion, five hundred forty billion, five hundred five million, five hundred fourteen thousand, one hundred twenty-two".