133433014211221 has 4 divisors (see below), whose sum is σ = 133433284824000. Its totient is φ = 133432743598444.

The previous prime is 133433014211183. The next prime is 133433014211297. The reversal of 133433014211221 is 122112410334331.

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 133433014211221 - 2³⁹ = 132883258397333 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 (133433014011221) 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, 134565421 + ... + 135553378.

It is an arithmetic number, because the mean of its divisors is an integer number (33358321206000).

Almost surely, 2^{133433014211221} is an apocalyptic number.

It is an amenable number.

133433014211221 is a deficient number, since it is larger than the sum of its proper divisors (270612779).

133433014211221 is an equidigital number, since it uses as much as digits as its factorization.

133433014211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270612778.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 133433014211221 its reverse (122112410334331), we get a palindrome (255545424545552).

The spelling of 133433014211221 in words is "one hundred thirty-three trillion, four hundred thirty-three billion, fourteen million, two hundred eleven thousand, two hundred twenty-one".