1101122100111 has 32 divisors (see below), whose sum is σ = 1617937721856. Its totient is φ = 660556400000.

The previous prime is 1101122100101. The next prime is 1101122100119. The reversal of 1101122100111 is 1110012211011.

It is a cyclic number.

It is not a de Polignac number, because 1101122100111 - 2⁶ = 1101122100047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101122100119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12511561 + ... + 12599261.

It is an arithmetic number, because the mean of its divisors is an integer number (50560553808).

Almost surely, 2^{1101122100111} is an apocalyptic number.

1101122100111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101122100111 is a deficient number, since it is larger than the sum of its proper divisors (516815621745).

1101122100111 is a wasteful number, since it uses less digits than its factorization.

1101122100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91583.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1101122100111 its reverse (1110012211011), we get a palindrome (2211134311122).

It can be divided in two parts, 11011 and 22100111, that added together give a palindrome (22111122).

The spelling of 1101122100111 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one hundred thousand, one hundred eleven".