101312132 has 6 divisors (see below), whose sum is σ = 177296238. Its totient is φ = 50656064.

The previous prime is 101312117. The next prime is 101312137. The reversal of 101312132 is 231213101.

It can be written as a sum of positive squares in only one way, i.e., 92467456 + 8844676 = 9616^2 + 2974^2 .

It is not an unprimeable number, because it can be changed into a prime (101312137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12664013 + ... + 12664020.

It is an arithmetic number, because the mean of its divisors is an integer number (29549373).

Almost surely, 2^101312132 is an apocalyptic number.

It is an amenable number.

101312132 is a deficient number, since it is larger than the sum of its proper divisors (75984106).

101312132 is a wasteful number, since it uses less digits than its factorization.

101312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25328037 (or 25328035 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 101312132 is about 10065.3927891563. The cubic root of 101312132 is about 466.1801939639.

Adding to 101312132 its reverse (231213101), we get a palindrome (332525233).

The spelling of 101312132 in words is "one hundred one million, three hundred twelve thousand, one hundred thirty-two".