1332121013213 has 4 divisors (see below), whose sum is σ = 1332630041820. Its totient is φ = 1331611984608.

The previous prime is 1332121013203. The next prime is 1332121013227. The reversal of 1332121013213 is 3123101212331.

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

It can be written as a sum of positive squares in 2 ways, for example, as 656103240004 + 676017773209 = 810002^2 + 822203^2 .

It is a cyclic number.

It is not a de Polignac number, because 1332121013213 - 2¹² = 1332121009117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332121013203) 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, 254510378 + ... + 254515611.

It is an arithmetic number, because the mean of its divisors is an integer number (333157510455).

Almost surely, 2^{1332121013213} is an apocalyptic number.

It is an amenable number.

1332121013213 is a deficient number, since it is larger than the sum of its proper divisors (509028607).

1332121013213 is an equidigital number, since it uses as much as digits as its factorization.

1332121013213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509028606.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1332121013213 its reverse (3123101212331), we get a palindrome (4455222225544).

The spelling of 1332121013213 in words is "one trillion, three hundred thirty-two billion, one hundred twenty-one million, thirteen thousand, two hundred thirteen".