1332221233213 has 6 divisors (see below), whose sum is σ = 1442582755674. Its totient is φ = 1229742676656.

The previous prime is 1332221233193. The next prime is 1332221233223. The reversal of 1332221233213 is 3123321222331.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 98171302329 + 1234049930884 = 313323^2 + 1110878^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1332221233213 is a prime.

It is a super-3 number, since 3×1332221233213³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332221233223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3941482770 + ... + 3941483107.

It is an arithmetic number, because the mean of its divisors is an integer number (240430459279).

Almost surely, 2^{1332221233213} is an apocalyptic number.

1332221233213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1332221233213 is a deficient number, since it is larger than the sum of its proper divisors (110361522461).

1332221233213 is an equidigital number, since it uses as much as digits as its factorization.

1332221233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7882965903 (or 7882965890 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 1332221233213 its reverse (3123321222331), we get a palindrome (4455542455544).

The spelling of 1332221233213 in words is "one trillion, three hundred thirty-two billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred thirteen".