533214132555221 has 16 divisors (see below), whose sum is σ = 578401918093440. Its totient is φ = 488635179963840.

The previous prime is 533214132555191. The next prime is 533214132555257. The reversal of 533214132555221 is 122555231412335.

It is not a de Polignac number, because 533214132555221 - 2²⁶ = 533214065446357 is a prime.

It is a super-2 number, since 2×533214132555221² (a number of 30 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 (533214135555221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268405385 + ... + 270384686.

It is an arithmetic number, because the mean of its divisors is an integer number (36150119880840).

Almost surely, 2^{533214132555221} is an apocalyptic number.

It is an amenable number.

533214132555221 is a deficient number, since it is larger than the sum of its proper divisors (45187785538219).

533214132555221 is a wasteful number, since it uses less digits than its factorization.

533214132555221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538790636.

The product of its digits is 1080000, while the sum is 44.

Adding to 533214132555221 its reverse (122555231412335), we get a palindrome (655769363967556).

The spelling of 533214132555221 in words is "five hundred thirty-three trillion, two hundred fourteen billion, one hundred thirty-two million, five hundred fifty-five thousand, two hundred twenty-one".