220413304241021 has 16 divisors (see below), whose sum is σ = 226268117107200. Its totient is φ = 214581354664320.

The previous prime is 220413304241003. The next prime is 220413304241063. The reversal of 220413304241021 is 120142403314022.

It is a cyclic number.

It is not a de Polignac number, because 220413304241021 - 2²² = 220413300046717 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 (220413324241021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302115740 + ... + 302844426.

It is an arithmetic number, because the mean of its divisors is an integer number (14141757319200).

Almost surely, 2^{220413304241021} is an apocalyptic number.

It is an amenable number.

220413304241021 is a deficient number, since it is larger than the sum of its proper divisors (5854812866179).

220413304241021 is a wasteful number, since it uses less digits than its factorization.

220413304241021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744364.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 220413304241021 its reverse (120142403314022), we get a palindrome (340555707555043).

The spelling of 220413304241021 in words is "two hundred twenty trillion, four hundred thirteen billion, three hundred four million, two hundred forty-one thousand, twenty-one".