12221123312332 has 48 divisors (see below), whose sum is σ = 23558676890112. Its totient is φ = 5500907556480.

The previous prime is 12221123312327. The next prime is 12221123312381. The reversal of 12221123312332 is 23321332112221.

It is a self number, because there is not a number n which added to its sum of digits gives 12221123312332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193607208 + ... + 193670320.

It is an arithmetic number, because the mean of its divisors is an integer number (490805768544).

Almost surely, 2^{12221123312332} is an apocalyptic number.

It is an amenable number.

12221123312332 is a deficient number, since it is larger than the sum of its proper divisors (11337553577780).

12221123312332 is a wasteful number, since it uses less digits than its factorization.

12221123312332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105958 (or 105956 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 12221123312332 its reverse (23321332112221), we get a palindrome (35542455424553).

The spelling of 12221123312332 in words is "twelve trillion, two hundred twenty-one billion, one hundred twenty-three million, three hundred twelve thousand, three hundred thirty-two".