220112022020201 has 4 divisors (see below), whose sum is σ = 223397276080272. Its totient is φ = 216826767960132.

The previous prime is 220112022020173. The next prime is 220112022020377. The reversal of 220112022020201 is 102020220211022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220112022020201 - 2⁴⁶ = 149743277842537 is a prime.

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 220112022020201.

It is not an unprimeable number, because it can be changed into a prime (220112022022201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1642627029935 + ... + 1642627030068.

It is an arithmetic number, because the mean of its divisors is an integer number (55849319020068).

Almost surely, 2^{220112022020201} is an apocalyptic number.

It is an amenable number.

220112022020201 is a deficient number, since it is larger than the sum of its proper divisors (3285254060071).

220112022020201 is an equidigital number, since it uses as much as digits as its factorization.

220112022020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285254060070.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220112022020201 its reverse (102020220211022), we get a palindrome (322132242231223).

The spelling of 220112022020201 in words is "two hundred twenty trillion, one hundred twelve billion, twenty-two million, twenty thousand, two hundred one".