1101121212111 has 8 divisors (see below), whose sum is σ = 1469203610160. Its totient is φ = 733559811072.

The previous prime is 1101121212067. The next prime is 1101121212161. The reversal of 1101121212111 is 1112121211011.

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

It is not a de Polignac number, because 1101121212111 - 2¹⁰ = 1101121211087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101121212161) 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, 130244320 + ... + 130252773.

It is an arithmetic number, because the mean of its divisors is an integer number (183650451270).

Almost surely, 2^{1101121212111} is an apocalyptic number.

1101121212111 is a deficient number, since it is larger than the sum of its proper divisors (368082398049).

1101121212111 is a wasteful number, since it uses less digits than its factorization.

1101121212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260498505.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 1101121212111 its reverse (1112121211011), we get a palindrome (2213242423122).

The spelling of 1101121212111 in words is "one trillion, one hundred one billion, one hundred twenty-one million, two hundred twelve thousand, one hundred eleven".