1101221332111 has 8 divisors (see below), whose sum is σ = 1102098704400. Its totient is φ = 1100344255488.

The previous prime is 1101221332093. The next prime is 1101221332129. The reversal of 1101221332111 is 1112331221011.

It is an interprime number because it is at equal distance from previous prime (1101221332093) and next prime (1101221332129).

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 1101221332111 - 2¹¹ = 1101221330063 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 (1101221332151) 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, 7700815 + ... + 7842511.

It is an arithmetic number, because the mean of its divisors is an integer number (137762338050).

Almost surely, 2^{1101221332111} is an apocalyptic number.

1101221332111 is a deficient number, since it is larger than the sum of its proper divisors (877372289).

1101221332111 is a wasteful number, since it uses less digits than its factorization.

1101221332111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147833.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1101221332111 its reverse (1112331221011), we get a palindrome (2213552553122).

The spelling of 1101221332111 in words is "one trillion, one hundred one billion, two hundred twenty-one million, three hundred thirty-two thousand, one hundred eleven".