220410020014021 has 24 divisors (see below), whose sum is σ = 234957453416640. Its totient is φ = 206714993175936.

The previous prime is 220410020013949. The next prime is 220410020014081. The reversal of 220410020014021 is 120410020014022.

It is not a de Polignac number, because 220410020014021 - 2⁴³ = 211613926991813 is a prime.

It is a super-2 number, since 2×220410020014021² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220410020014021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220410020014081) 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, 53921565 + ... + 57864973.

It is an arithmetic number, because the mean of its divisors is an integer number (9789893892360).

Almost surely, 2^{220410020014021} is an apocalyptic number.

It is an amenable number.

220410020014021 is a deficient number, since it is larger than the sum of its proper divisors (14547433402619).

220410020014021 is a wasteful number, since it uses less digits than its factorization.

220410020014021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3945001 (or 3944982 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220410020014021 its reverse (120410020014022), we get a palindrome (340820040028043).

Subtracting from 220410020014021 its reverse (120410020014022), we obtain a palindrome (99999999999999).

The spelling of 220410020014021 in words is "two hundred twenty trillion, four hundred ten billion, twenty million, fourteen thousand, twenty-one".