1220212332322 has 8 divisors (see below), whose sum is σ = 1834882884972. Its totient is φ = 608584704000.

The previous prime is 1220212332301. The next prime is 1220212332379. The reversal of 1220212332322 is 2232332120221.

It can be written as a sum of positive squares in 2 ways, for example, as 1096856141481 + 123356190841 = 1047309^2 + 351221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 760730079 + ... + 760731682.

Almost surely, 2^{1220212332322} is an apocalyptic number.

1220212332322 is a deficient number, since it is larger than the sum of its proper divisors (614670552650).

1220212332322 is a wasteful number, since it uses less digits than its factorization.

1220212332322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521462164.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1220212332322 its reverse (2232332120221), we get a palindrome (3452544452543).

The spelling of 1220212332322 in words is "one trillion, two hundred twenty billion, two hundred twelve million, three hundred thirty-two thousand, three hundred twenty-two".