222220111101 has 32 divisors (see below), whose sum is σ = 302638689408. Its totient is φ = 144999383040.

The previous prime is 222220111031. The next prime is 222220111117. The reversal of 222220111101 is 101111022222.

It is not a de Polignac number, because 222220111101 - 2²¹ = 222218013949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222220111801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60997386 + ... + 61001028.

It is an arithmetic number, because the mean of its divisors is an integer number (9457459044).

Almost surely, 2^222220111101 is an apocalyptic number.

It is an amenable number.

222220111101 is a deficient number, since it is larger than the sum of its proper divisors (80418578307).

222220111101 is a wasteful number, since it uses less digits than its factorization.

222220111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5261.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222220111101 its reverse (101111022222), we get a palindrome (323331133323).

The spelling of 222220111101 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred eleven thousand, one hundred one".