220201123229 has 4 divisors (see below), whose sum is σ = 220203399900. Its totient is φ = 220198846560.

The previous prime is 220201123211. The next prime is 220201123297. The reversal of 220201123229 is 922321102022.

220201123229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 30277740025 + 189923383204 = 174005^2 + 435802^2 .

It is a cyclic number.

It is not a de Polignac number, because 220201123229 - 2¹⁶ = 220201057693 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220201123198 and 220201123207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201113229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986504 + ... + 1188945.

It is an arithmetic number, because the mean of its divisors is an integer number (55050849975).

Almost surely, 2^220201123229 is an apocalyptic number.

It is an amenable number.

220201123229 is a deficient number, since it is larger than the sum of its proper divisors (2276671).

220201123229 is a wasteful number, since it uses less digits than its factorization.

220201123229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276670.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 220201123229 in words is "two hundred twenty billion, two hundred one million, one hundred twenty-three thousand, two hundred twenty-nine".