1203321132133 has 2 divisors, whose sum is σ = 1203321132134. Its totient is φ = 1203321132132.

The previous prime is 1203321132131. The next prime is 1203321132149. The reversal of 1203321132133 is 3312311233021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 947737296324 + 255583835809 = 973518^2 + 505553^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203321132133 - 2¹ = 1203321132131 is a prime.

Together with 1203321132131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1203321132098 and 1203321132107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203321132131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601660566066 + 601660566067.

It is an arithmetic number, because the mean of its divisors is an integer number (601660566067).

Almost surely, 2^{1203321132133} is an apocalyptic number.

It is an amenable number.

1203321132133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203321132133 is an equidigital number, since it uses as much as digits as its factorization.

1203321132133 is an evil number, because the sum of its binary digits is even.

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

Adding to 1203321132133 its reverse (3312311233021), we get a palindrome (4515632365154).

The spelling of 1203321132133 in words is "one trillion, two hundred three billion, three hundred twenty-one million, one hundred thirty-two thousand, one hundred thirty-three".