1433421130221 has 24 divisors (see below), whose sum is σ = 2245761665784. Its totient is φ = 877464867840.

The previous prime is 1433421130181. The next prime is 1433421130243. The reversal of 1433421130221 is 1220311243341.

1433421130221 is a `hidden beast` number, since 1 + 4 + 3 + 3 + 421 + 13 + 0 + 221 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 380979045225 + 1052442084996 = 617235^2 + 1025886^2 .

It is not a de Polignac number, because 1433421130221 - 2¹¹ = 1433421128173 is a prime.

It is a super-4 number, since 4×1433421130221⁴ (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1433421130291) 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, 114246966 + ... + 114259511.

It is an arithmetic number, because the mean of its divisors is an integer number (93573402741).

Almost surely, 2^{1433421130221} is an apocalyptic number.

It is an amenable number.

1433421130221 is a deficient number, since it is larger than the sum of its proper divisors (812340535563).

1433421130221 is a wasteful number, since it uses less digits than its factorization.

1433421130221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228506541 (or 228506538 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1433421130221 its reverse (1220311243341), we get a palindrome (2653732373562).

The spelling of 1433421130221 in words is "one trillion, four hundred thirty-three billion, four hundred twenty-one million, one hundred thirty thousand, two hundred twenty-one".