100105500374434 has 16 divisors (see below), whose sum is σ = 156693622947840. Its totient is φ = 47874480302880.

The previous prime is 100105500374423. The next prime is 100105500374471. The reversal of 100105500374434 is 434473005501001.

It is a happy number.

It is a super-2 number, since 2×100105500374434² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100105500374393 and 100105500374402.

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, 45815202 + ... + 47950429.

It is an arithmetic number, because the mean of its divisors is an integer number (9793351434240).

Almost surely, 2^{100105500374434} is an apocalyptic number.

100105500374434 is a deficient number, since it is larger than the sum of its proper divisors (56588122573406).

100105500374434 is a wasteful number, since it uses less digits than its factorization.

100105500374434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93788865.

The product of its (nonzero) digits is 100800, while the sum is 37.

Adding to 100105500374434 its reverse (434473005501001), we get a palindrome (534578505875435).

The spelling of 100105500374434 in words is "one hundred trillion, one hundred five billion, five hundred million, three hundred seventy-four thousand, four hundred thirty-four".