232121330132 has 6 divisors (see below), whose sum is σ = 406212327738. Its totient is φ = 116060665064.

The previous prime is 232121330117. The next prime is 232121330149. The reversal of 232121330132 is 231033121232.

It can be written as a sum of positive squares in only one way, i.e., 214735852816 + 17385477316 = 463396^2 + 131854^2 .

It is a super-2 number, since 2×232121330132² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232121330098 and 232121330107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29015166263 + ... + 29015166270.

It is an arithmetic number, because the mean of its divisors is an integer number (67702054623).

Almost surely, 2^232121330132 is an apocalyptic number.

It is an amenable number.

232121330132 is a deficient number, since it is larger than the sum of its proper divisors (174090997606).

232121330132 is a wasteful number, since it uses less digits than its factorization.

232121330132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58030332537 (or 58030332535 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 232121330132 its reverse (231033121232), we get a palindrome (463154451364).

The spelling of 232121330132 in words is "two hundred thirty-two billion, one hundred twenty-one million, three hundred thirty thousand, one hundred thirty-two".