221101211102 has 16 divisors (see below), whose sum is σ = 338008334400. Its totient is φ = 108451850400.

The previous prime is 221101211101. The next prime is 221101211141. The reversal of 221101211102 is 201112101122.

221101211102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221101211101) 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, 4998902 + ... + 5042937.

It is an arithmetic number, because the mean of its divisors is an integer number (21125520900).

Almost surely, 2^221101211102 is an apocalyptic number.

221101211102 is a deficient number, since it is larger than the sum of its proper divisors (116907123298).

221101211102 is a wasteful number, since it uses less digits than its factorization.

221101211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10042051.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221101211102 its reverse (201112101122), we get a palindrome (422213312224).

The spelling of 221101211102 in words is "two hundred twenty-one billion, one hundred one million, two hundred eleven thousand, one hundred two".