32120223321 has 16 divisors (see below), whose sum is σ = 44281556928. Its totient is φ = 20695948800.

The previous prime is 32120223319. The next prime is 32120223337. The reversal of 32120223321 is 12332202123.

It is a happy number.

It is not a de Polignac number, because 32120223321 - 2¹ = 32120223319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32120223341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1207120 + ... + 1233441.

It is an arithmetic number, because the mean of its divisors is an integer number (2767597308).

Almost surely, 2^32120223321 is an apocalyptic number.

It is an amenable number.

32120223321 is a deficient number, since it is larger than the sum of its proper divisors (12161333607).

32120223321 is a wasteful number, since it uses less digits than its factorization.

32120223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440712.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 32120223321 its reverse (12332202123), we get a palindrome (44452425444).

It can be divided in two parts, 321 and 20223321, that multiplied together give a square (6491686041 = 80571²).

The spelling of 32120223321 in words is "thirty-two billion, one hundred twenty million, two hundred twenty-three thousand, three hundred twenty-one".