20233224125221 has 8 divisors (see below), whose sum is σ = 20241034186464. Its totient is φ = 20225415112560.

The previous prime is 20233224125197. The next prime is 20233224125237. The reversal of 20233224125221 is 12252142233202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20233224125221 - 2²¹ = 20233222028069 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 (20233224125251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39494310 + ... + 40003336.

It is an arithmetic number, because the mean of its divisors is an integer number (2530129273308).

Almost surely, 2^{20233224125221} is an apocalyptic number.

It is an amenable number.

20233224125221 is a deficient number, since it is larger than the sum of its proper divisors (7810061243).

20233224125221 is a wasteful number, since it uses less digits than its factorization.

20233224125221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524291.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 20233224125221 its reverse (12252142233202), we get a palindrome (32485366358423).

The spelling of 20233224125221 in words is "twenty trillion, two hundred thirty-three billion, two hundred twenty-four million, one hundred twenty-five thousand, two hundred twenty-one".