32121213032 has 16 divisors (see below), whose sum is σ = 60229772640. Its totient is φ = 16059940336.

The previous prime is 32121213013. The next prime is 32121213037. The reversal of 32121213032 is 23031212123.

It is a junction number, because it is equal to n+sod(n) for n = 32121212995 and 32121213013.

It is not an unprimeable number, because it can be changed into a prime (32121213037) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 165293 + ... + 302595.

It is an arithmetic number, because the mean of its divisors is an integer number (3764360790).

Almost surely, 2^32121213032 is an apocalyptic number.

It is an amenable number.

32121213032 is a deficient number, since it is larger than the sum of its proper divisors (28108559608).

32121213032 is a wasteful number, since it uses less digits than its factorization.

32121213032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166552 (or 166548 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 32121213032 its reverse (23031212123), we get a palindrome (55152425155).

Subtracting from 32121213032 its reverse (23031212123), we obtain a palindrome (9090000909).

The spelling of 32121213032 in words is "thirty-two billion, one hundred twenty-one million, two hundred thirteen thousand, thirty-two".