133434011231 has 8 divisors (see below), whose sum is σ = 133854930000. Its totient is φ = 133013200320.

The previous prime is 133434011219. The next prime is 133434011237. The reversal of 133434011231 is 132110434331.

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 133434011231 - 2³⁴ = 116254142047 is a prime.

It is a super-2 number, since 2×133434011231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133434011231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133434011237) 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, 2972945 + ... + 3017493.

It is an arithmetic number, because the mean of its divisors is an integer number (16731866250).

Almost surely, 2^133434011231 is an apocalyptic number.

133434011231 is a deficient number, since it is larger than the sum of its proper divisors (420918769).

133434011231 is an equidigital number, since it uses as much as digits as its factorization.

133434011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53929.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 133434011231 its reverse (132110434331), we get a palindrome (265544445562).

The spelling of 133434011231 in words is "one hundred thirty-three billion, four hundred thirty-four million, eleven thousand, two hundred thirty-one".