121230201303 has 6 divisors (see below), whose sum is σ = 175110290784. Its totient is φ = 80820134196.

The previous prime is 121230201251. The next prime is 121230201311. The reversal of 121230201303 is 303102032121.

It is not a de Polignac number, because 121230201303 - 2¹⁴ = 121230184919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121230201343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6735011175 + ... + 6735011192.

It is an arithmetic number, because the mean of its divisors is an integer number (29185048464).

Almost surely, 2^121230201303 is an apocalyptic number.

121230201303 is a deficient number, since it is larger than the sum of its proper divisors (53880089481).

121230201303 is a wasteful number, since it uses less digits than its factorization.

121230201303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13470022373 (or 13470022370 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 121230201303 its reverse (303102032121), we get a palindrome (424332233424).

The spelling of 121230201303 in words is "one hundred twenty-one billion, two hundred thirty million, two hundred one thousand, three hundred three".