221102033211101 has 16 divisors (see below), whose sum is σ = 260862243253248. Its totient is φ = 183386451600000.

The previous prime is 221102033211097. The next prime is 221102033211109. The reversal of 221102033211101 is 101112330201122.

It is a cyclic number.

It is not a de Polignac number, because 221102033211101 - 2² = 221102033211097 is a prime.

It is a super-2 number, since 2×221102033211101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102033211109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42410150 + ... + 47337351.

It is an arithmetic number, because the mean of its divisors is an integer number (16303890203328).

Almost surely, 2^{221102033211101} is an apocalyptic number.

It is an amenable number.

221102033211101 is a deficient number, since it is larger than the sum of its proper divisors (39760210042147).

221102033211101 is a wasteful number, since it uses less digits than its factorization.

221102033211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89758892.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 221102033211101 its reverse (101112330201122), we get a palindrome (322214363412223).

The spelling of 221102033211101 in words is "two hundred twenty-one trillion, one hundred two billion, thirty-three million, two hundred eleven thousand, one hundred one".