220112202110001 has 4 divisors (see below), whose sum is σ = 293482936146672. Its totient is φ = 146741468073332.

The previous prime is 220112202109967. The next prime is 220112202110011. The reversal of 220112202110001 is 100011202211022.

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 220112202110001 - 2¹⁴ = 220112202093617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220112202110011) 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, 36685367018331 + ... + 36685367018336.

It is an arithmetic number, because the mean of its divisors is an integer number (73370734036668).

Almost surely, 2^{220112202110001} is an apocalyptic number.

It is an amenable number.

220112202110001 is a deficient number, since it is larger than the sum of its proper divisors (73370734036671).

220112202110001 is an equidigital number, since it uses as much as digits as its factorization.

220112202110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73370734036670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220112202110001 its reverse (100011202211022), we get a palindrome (320123404321023).

The spelling of 220112202110001 in words is "two hundred twenty trillion, one hundred twelve billion, two hundred two million, one hundred ten thousand, one".