63101212 has 24 divisors (see below), whose sum is σ = 117660816. Its totient is φ = 29507328.

The previous prime is 63101209. The next prime is 63101237. The reversal of 63101212 is 21210136.

63101212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 8238 + ... + 13930.

It is an arithmetic number, because the mean of its divisors is an integer number (4902534).

Almost surely, 2^63101212 is an apocalyptic number.

It is an amenable number.

63101212 is a deficient number, since it is larger than the sum of its proper divisors (54559604).

63101212 is a wasteful number, since it uses less digits than its factorization.

63101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5877 (or 5875 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 63101212 is about 7943.6271312292. The cubic root of 63101212 is about 398.1186905590.

Adding to 63101212 its reverse (21210136), we get a palindrome (84311348).

The spelling of 63101212 in words is "sixty-three million, one hundred one thousand, two hundred twelve".