222202220021101 has 8 divisors (see below), whose sum is σ = 230410361669400. Its totient is φ = 214030478114880.

The previous prime is 222202220021083. The next prime is 222202220021113. The reversal of 222202220021101 is 101120022202222.

222202220021101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1535800047076 + 220666419974025 = 1239274^2 + 14854845^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222202220021101 - 2²³ = 222202211632493 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 (222202220021501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9099923086 + ... + 9099947503.

It is an arithmetic number, because the mean of its divisors is an integer number (28801295208675).

Almost surely, 2^{222202220021101} is an apocalyptic number.

It is an amenable number.

222202220021101 is a deficient number, since it is larger than the sum of its proper divisors (8208141648299).

222202220021101 is a wasteful number, since it uses less digits than its factorization.

222202220021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18199871039.

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

Adding to 222202220021101 its reverse (101120022202222), we get a palindrome (323322242223323).

The spelling of 222202220021101 in words is "two hundred twenty-two trillion, two hundred two billion, two hundred twenty million, twenty-one thousand, one hundred one".