303231120133 has 2 divisors, whose sum is σ = 303231120134. Its totient is φ = 303231120132.

The previous prime is 303231120107. The next prime is 303231120151. The reversal of 303231120133 is 331021132303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210055389124 + 93175731009 = 458318^2 + 305247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-303231120133 is a prime.

It is a super-2 number, since 2×303231120133² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (303231120163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151615560066 + 151615560067.

It is an arithmetic number, because the mean of its divisors is an integer number (151615560067).

Almost surely, 2^303231120133 is an apocalyptic number.

It is an amenable number.

303231120133 is a deficient number, since it is larger than the sum of its proper divisors (1).

303231120133 is an equidigital number, since it uses as much as digits as its factorization.

303231120133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 303231120133 its reverse (331021132303), we get a palindrome (634252252436).

The spelling of 303231120133 in words is "three hundred three billion, two hundred thirty-one million, one hundred twenty thousand, one hundred thirty-three".