221413224033 has 24 divisors (see below), whose sum is σ = 331693453728. Its totient is φ = 147595820544.

The previous prime is 221413224013. The next prime is 221413224079. The reversal of 221413224033 is 330422314122.

221413224033 is a `hidden beast` number, since 2 + 2 + 1 + 413 + 2 + 240 + 3 + 3 = 666.

It is not a de Polignac number, because 221413224033 - 2²⁵ = 221379669601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 221413223988 and 221413224006.

It is not an unprimeable number, because it can be changed into a prime (221413224013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3295110 + ... + 3361632.

It is an arithmetic number, because the mean of its divisors is an integer number (13820560572).

Almost surely, 2^221413224033 is an apocalyptic number.

It is an amenable number.

221413224033 is a deficient number, since it is larger than the sum of its proper divisors (110280229695).

221413224033 is an equidigital number, since it uses as much as digits as its factorization.

221413224033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80235 (or 80223 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 221413224033 its reverse (330422314122), we get a palindrome (551835538155).

The spelling of 221413224033 in words is "two hundred twenty-one billion, four hundred thirteen million, two hundred twenty-four thousand, thirty-three".