132121012 has 6 divisors (see below), whose sum is σ = 231211778. Its totient is φ = 66060504.

The previous prime is 132121009. The next prime is 132121027. The reversal of 132121012 is 210121231.

It can be written as a sum of positive squares in only one way, i.e., 83064996 + 49056016 = 9114^2 + 7004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 132120983 and 132121001.

It is a congruent number.

It is an unprimeable number.

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, 16515123 + ... + 16515130.

Almost surely, 2^132121012 is an apocalyptic number.

It is an amenable number.

132121012 is a deficient number, since it is larger than the sum of its proper divisors (99090766).

132121012 is a wasteful number, since it uses less digits than its factorization.

132121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33030257 (or 33030255 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 132121012 is about 11494.3904579582. The cubic root of 132121012 is about 509.3198828641.

Adding to 132121012 its reverse (210121231), we get a palindrome (342242243).

The spelling of 132121012 in words is "one hundred thirty-two million, one hundred twenty-one thousand, twelve".