1232021331222 has 16 divisors (see below), whose sum is σ = 2688046540992. Its totient is φ = 373339797320.

The previous prime is 1232021331217. The next prime is 1232021331223. The reversal of 1232021331222 is 2221331202321.

It is a junction number, because it is equal to n+sod(n) for n = 1232021331192 and 1232021331201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232021331223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9333494868 + ... + 9333494999.

It is an arithmetic number, because the mean of its divisors is an integer number (168002908812).

Almost surely, 2^{1232021331222} is an apocalyptic number.

1232021331222 is an abundant number, since it is smaller than the sum of its proper divisors (1456025209770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1232021331222 is a wasteful number, since it uses less digits than its factorization.

1232021331222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18666989883.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1232021331222 its reverse (2221331202321), we get a palindrome (3453352533543).

The spelling of 1232021331222 in words is "one trillion, two hundred thirty-two billion, twenty-one million, three hundred thirty-one thousand, two hundred twenty-two".