105622012 has 12 divisors (see below), whose sum is σ = 184914576. Its totient is φ = 52789280.

The previous prime is 105622009. The next prime is 105622067. The reversal of 105622012 is 210226501.

It is a super-2 number, since 2×105622012² = 22312018837856288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11088 + ... + 18280.

It is an arithmetic number, because the mean of its divisors is an integer number (15409548).

Almost surely, 2^105622012 is an apocalyptic number.

It is an amenable number.

105622012 is a deficient number, since it is larger than the sum of its proper divisors (79292564).

105622012 is a wasteful number, since it uses less digits than its factorization.

105622012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10868 (or 10866 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 105622012 is about 10277.2570270476. The cubic root of 105622012 is about 472.6991398580.

Adding to 105622012 its reverse (210226501), we get a palindrome (315848513).

The spelling of 105622012 in words is "one hundred five million, six hundred twenty-two thousand, twelve".