1332120321331 has 4 divisors (see below), whose sum is σ = 1332152364312. Its totient is φ = 1332088278352.

The previous prime is 1332120321271. The next prime is 1332120321407. The reversal of 1332120321331 is 1331230212331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1332120321331 - 2²⁷ = 1331986103603 is a prime.

It is a super-2 number, since 2×1332120321331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332120321296 and 1332120321305.

It is not an unprimeable number, because it can be changed into a prime (1332120121331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15959050 + ... + 16042303.

It is an arithmetic number, because the mean of its divisors is an integer number (333038091078).

Almost surely, 2^{1332120321331} is an apocalyptic number.

1332120321331 is a deficient number, since it is larger than the sum of its proper divisors (32042981).

1332120321331 is an equidigital number, since it uses as much as digits as its factorization.

1332120321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32042980.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1332120321331 its reverse (1331230212331), we get a palindrome (2663350533662).

The spelling of 1332120321331 in words is "one trillion, three hundred thirty-two billion, one hundred twenty million, three hundred twenty-one thousand, three hundred thirty-one".