1332221201231 has 2 divisors, whose sum is σ = 1332221201232. Its totient is φ = 1332221201230.

The previous prime is 1332221201209. The next prime is 1332221201237. The reversal of 1332221201231 is 1321021222331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1332221201231 - 2²² = 1332217006927 is a prime.

It is a super-3 number, since 3×1332221201231³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1332221201197 and 1332221201206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1332221201237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666110600615 + 666110600616.

It is an arithmetic number, because the mean of its divisors is an integer number (666110600616).

Almost surely, 2^{1332221201231} is an apocalyptic number.

1332221201231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332221201231 is an equidigital number, since it uses as much as digits as its factorization.

1332221201231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1332221201231 its reverse (1321021222331), we get a palindrome (2653242423562).

The spelling of 1332221201231 in words is "one trillion, three hundred thirty-two billion, two hundred twenty-one million, two hundred one thousand, two hundred thirty-one".