133121623102303 has 4 divisors (see below), whose sum is σ = 145223588838888. Its totient is φ = 121019657365720.

The previous prime is 133121623102301. The next prime is 133121623102313. The reversal of 133121623102303 is 303201326121331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 133121623102303 - 2¹ = 133121623102301 is a prime.

It is a super-2 number, since 2×133121623102303² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133121623102301) 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, 6050982868276 + ... + 6050982868297.

It is an arithmetic number, because the mean of its divisors is an integer number (36305897209722).

Almost surely, 2^{133121623102303} is an apocalyptic number.

133121623102303 is a deficient number, since it is larger than the sum of its proper divisors (12101965736585).

133121623102303 is a wasteful number, since it uses less digits than its factorization.

133121623102303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12101965736584.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 133121623102303 its reverse (303201326121331), we get a palindrome (436322949223634).

The spelling of 133121623102303 in words is "one hundred thirty-three trillion, one hundred twenty-one billion, six hundred twenty-three million, one hundred two thousand, three hundred three".