220001102102203 has 4 divisors (see below), whose sum is σ = 221272784773488. Its totient is φ = 218729419430920.

The previous prime is 220001102102189. The next prime is 220001102102237. The reversal of 220001102102203 is 302201201100022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 220001102102203 - 2²¹ = 220001100005051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220001102142203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635841335383 + ... + 635841335728.

It is an arithmetic number, because the mean of its divisors is an integer number (55318196193372).

Almost surely, 2^{220001102102203} is an apocalyptic number.

220001102102203 is a deficient number, since it is larger than the sum of its proper divisors (1271682671285).

220001102102203 is a wasteful number, since it uses less digits than its factorization.

220001102102203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271682671284.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 220001102102203 its reverse (302201201100022), we get a palindrome (522202303202225).

The spelling of 220001102102203 in words is "two hundred twenty trillion, one billion, one hundred two million, one hundred two thousand, two hundred three".