220222212200101 has 4 divisors (see below), whose sum is σ = 220244941305900. Its totient is φ = 220199483094304.

The previous prime is 220222212200099. The next prime is 220222212200171. The reversal of 220222212200101 is 101002212222022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 177422799600225 + 42799412599876 = 13320015^2 + 6542126^2 .

It is a cyclic number.

It is not a de Polignac number, because 220222212200101 - 2¹ = 220222212200099 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 (220222212200171) 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, 11364538366 + ... + 11364557743.

It is an arithmetic number, because the mean of its divisors is an integer number (55061235326475).

Almost surely, 2^{220222212200101} is an apocalyptic number.

It is an amenable number.

220222212200101 is a deficient number, since it is larger than the sum of its proper divisors (22729105799).

220222212200101 is an equidigital number, since it uses as much as digits as its factorization.

220222212200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22729105798.

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

Adding to 220222212200101 its reverse (101002212222022), we get a palindrome (321224424422123).

The spelling of 220222212200101 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred twelve million, two hundred thousand, one hundred one".