133212312402443 has 4 divisors (see below), whose sum is σ = 133212336742800. Its totient is φ = 133212288062088.

The previous prime is 133212312402419. The next prime is 133212312402457. The reversal of 133212312402443 is 344204213212331.

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 133212312402443 - 2²² = 133212308208139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133212312402413) 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, 294833 + ... + 16325181.

It is an arithmetic number, because the mean of its divisors is an integer number (33303084185700).

Almost surely, 2^{133212312402443} is an apocalyptic number.

133212312402443 is a deficient number, since it is larger than the sum of its proper divisors (24340357).

133212312402443 is an equidigital number, since it uses as much as digits as its factorization.

133212312402443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24340356.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 133212312402443 its reverse (344204213212331), we get a palindrome (477416525614774).

The spelling of 133212312402443 in words is "one hundred thirty-three trillion, two hundred twelve billion, three hundred twelve million, four hundred two thousand, four hundred forty-three".