133023144310421 has 4 divisors (see below), whose sum is σ = 133141597690272. Its totient is φ = 132904690930572.

The previous prime is 133023144310417. The next prime is 133023144310423. The reversal of 133023144310421 is 124013441320331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133023144310421 - 2² = 133023144310417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133023144310423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59226688241 + ... + 59226690486.

It is an arithmetic number, because the mean of its divisors is an integer number (33285399422568).

Almost surely, 2^{133023144310421} is an apocalyptic number.

It is an amenable number.

133023144310421 is a deficient number, since it is larger than the sum of its proper divisors (118453379851).

133023144310421 is a wasteful number, since it uses less digits than its factorization.

133023144310421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118453379850.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 133023144310421 its reverse (124013441320331), we get a palindrome (257036585630752).

The spelling of 133023144310421 in words is "one hundred thirty-three trillion, twenty-three billion, one hundred forty-four million, three hundred ten thousand, four hundred twenty-one".