121233133303 has 2 divisors, whose sum is σ = 121233133304. Its totient is φ = 121233133302.

The previous prime is 121233133289. The next prime is 121233133321. The reversal of 121233133303 is 303331332121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121233133303 - 2²⁹ = 120696262391 is a prime.

It is a super-2 number, since 2×121233133303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121233133393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60616566651 + 60616566652.

It is an arithmetic number, because the mean of its divisors is an integer number (60616566652).

Almost surely, 2^121233133303 is an apocalyptic number.

121233133303 is a deficient number, since it is larger than the sum of its proper divisors (1).

121233133303 is an equidigital number, since it uses as much as digits as its factorization.

121233133303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 121233133303 its reverse (303331332121), we get a palindrome (424564465424).

The spelling of 121233133303 in words is "one hundred twenty-one billion, two hundred thirty-three million, one hundred thirty-three thousand, three hundred three".