222102221221101 has 16 divisors (see below), whose sum is σ = 318919129833920. Its totient is φ = 136676952892800.

The previous prime is 222102221221043. The next prime is 222102221221147. The reversal of 222102221221101 is 101122122201222.

It is not a de Polignac number, because 222102221221101 - 2¹³ = 222102221212909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102221221171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23810875 + ... + 31798776.

It is an arithmetic number, because the mean of its divisors is an integer number (19932445614620).

Almost surely, 2^{222102221221101} is an apocalyptic number.

It is an amenable number.

222102221221101 is a deficient number, since it is larger than the sum of its proper divisors (96816908612819).

222102221221101 is a wasteful number, since it uses less digits than its factorization.

222102221221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55712076.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222102221221101 its reverse (101122122201222), we get a palindrome (323224343422323).

The spelling of 222102221221101 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred one".