133433840421031 has 8 divisors (see below), whose sum is σ = 133818888465360. Its totient is φ = 133048795322688.

The previous prime is 133433840421029. The next prime is 133433840421073. The reversal of 133433840421031 is 130124048334331.

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

It is a cyclic number.

It is not a de Polignac number, because 133433840421031 - 2¹ = 133433840421029 is a prime.

It is a super-2 number, since 2×133433840421031² (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 (133433840421331) 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, 117166605 + ... + 118299961.

It is an arithmetic number, because the mean of its divisors is an integer number (16727361058170).

Almost surely, 2^{133433840421031} is an apocalyptic number.

133433840421031 is a deficient number, since it is larger than the sum of its proper divisors (385048044329).

133433840421031 is a wasteful number, since it uses less digits than its factorization.

133433840421031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472993.

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 133433840421031 its reverse (130124048334331), we get a palindrome (263557888755362).

The spelling of 133433840421031 in words is "one hundred thirty-three trillion, four hundred thirty-three billion, eight hundred forty million, four hundred twenty-one thousand, thirty-one".