220222210222101 has 4 divisors (see below), whose sum is σ = 293629613629472. Its totient is φ = 146814806814732.

The previous prime is 220222210221991. The next prime is 220222210222151. The reversal of 220222210222101 is 101222012222022.

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 not a de Polignac number, because 220222210222101 - 2¹⁰ = 220222210221077 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 (220222210222151) 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, 36703701703681 + ... + 36703701703686.

It is an arithmetic number, because the mean of its divisors is an integer number (73407403407368).

Almost surely, 2^{220222210222101} is an apocalyptic number.

It is an amenable number.

220222210222101 is a deficient number, since it is larger than the sum of its proper divisors (73407403407371).

220222210222101 is an equidigital number, since it uses as much as digits as its factorization.

220222210222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73407403407370.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 220222210222101 its reverse (101222012222022), we get a palindrome (321444222444123).

The spelling of 220222210222101 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred ten million, two hundred twenty-two thousand, one hundred one".