105232012 has 6 divisors (see below), whose sum is σ = 184156028. Its totient is φ = 52616004.

The previous prime is 105232007. The next prime is 105232021. The reversal of 105232012 is 210232501.

It is a super-2 number, since 2×105232012² = 22147552699136288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13153998 + ... + 13154005.

Almost surely, 2^105232012 is an apocalyptic number.

It is an amenable number.

105232012 is a deficient number, since it is larger than the sum of its proper divisors (78924016).

105232012 is a wasteful number, since it uses less digits than its factorization.

105232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26308007 (or 26308005 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 105232012 is about 10258.2655454029. The cubic root of 105232012 is about 472.1166222885.

Adding to 105232012 its reverse (210232501), we get a palindrome (315464513).

The spelling of 105232012 in words is "one hundred five million, two hundred thirty-two thousand, twelve".