133021123433 has 8 divisors (see below), whose sum is σ = 145138062720. Its totient is φ = 120908202480.

The previous prime is 133021123423. The next prime is 133021123441. The reversal of 133021123433 is 334321120331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133021123433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133021123423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935153 + ... + 1067966.

It is an arithmetic number, because the mean of its divisors is an integer number (18142257840).

Almost surely, 2^133021123433 is an apocalyptic number.

It is an amenable number.

133021123433 is a deficient number, since it is larger than the sum of its proper divisors (12116939287).

133021123433 is a wasteful number, since it uses less digits than its factorization.

133021123433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009167.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 133021123433 its reverse (334321120331), we get a palindrome (467342243764).

The spelling of 133021123433 in words is "one hundred thirty-three billion, twenty-one million, one hundred twenty-three thousand, four hundred thirty-three".