105434442212 has 24 divisors (see below), whose sum is σ = 201549895680. Its totient is φ = 47861422560.

The previous prime is 105434442199. The next prime is 105434442227. The reversal of 105434442212 is 212244434501.

It is a super-2 number, since 2×105434442212² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1549412 + ... + 1616027.

It is an arithmetic number, because the mean of its divisors is an integer number (8397912320).

Almost surely, 2^105434442212 is an apocalyptic number.

It is an amenable number.

105434442212 is a deficient number, since it is larger than the sum of its proper divisors (96115453468).

105434442212 is a wasteful number, since it uses less digits than its factorization.

105434442212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3166211 (or 3166209 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 105434442212 its reverse (212244434501), we get a palindrome (317678876713).

The spelling of 105434442212 in words is "one hundred five billion, four hundred thirty-four million, four hundred forty-two thousand, two hundred twelve".