105113525012 has 12 divisors (see below), whose sum is σ = 183975652980. Its totient is φ = 52549052736.

The previous prime is 105113524969. The next prime is 105113525039. The reversal of 105113525012 is 210525311501.

It can be written as a sum of positive squares in 2 ways, for example, as 69545073796 + 35568451216 = 263714^2 + 188596^2 .

It is a super-2 number, since 2×105113525012² (a number of 23 digits) 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, 1896713 + ... + 1951344.

It is an arithmetic number, because the mean of its divisors is an integer number (15331304415).

Almost surely, 2^105113525012 is an apocalyptic number.

It is an amenable number.

105113525012 is a deficient number, since it is larger than the sum of its proper divisors (78862127968).

105113525012 is a wasteful number, since it uses less digits than its factorization.

105113525012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854890 (or 3854888 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 105113525012 its reverse (210525311501), we get a palindrome (315638836513).

The spelling of 105113525012 in words is "one hundred five billion, one hundred thirteen million, five hundred twenty-five thousand, twelve".