222221121011101 has 8 divisors (see below), whose sum is σ = 229822005035520. Its totient is φ = 214739935947888.

The previous prime is 222221121011063. The next prime is 222221121011107. The reversal of 222221121011101 is 101110121122222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222221121011101 - 2⁹ = 222221121010589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222221121011107) 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 7 ways as a sum of consecutive naturals, for example, 29924736526 + ... + 29924743951.

It is an arithmetic number, because the mean of its divisors is an integer number (28727750629440).

Almost surely, 2^{222221121011101} is an apocalyptic number.

It is an amenable number.

222221121011101 is a deficient number, since it is larger than the sum of its proper divisors (7600884024419).

222221121011101 is an equidigital number, since it uses as much as digits as its factorization.

222221121011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59849480603.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222221121011101 its reverse (101110121122222), we get a palindrome (323331242133323).

The spelling of 222221121011101 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty-one million, eleven thousand, one hundred one".