1100122012011 has 16 divisors (see below), whose sum is σ = 1611689546880. Its totient is φ = 661943915520.

The previous prime is 1100122012001. The next prime is 1100122012037. The reversal of 1100122012011 is 1102102210011.

It is not a de Polignac number, because 1100122012011 - 2⁵ = 1100122011979 is a prime.

It is a super-2 number, since 2×1100122012011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100122012001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119912790 + ... + 119921963.

It is an arithmetic number, because the mean of its divisors is an integer number (100730596680).

Almost surely, 2^{1100122012011} is an apocalyptic number.

1100122012011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1100122012011 is a deficient number, since it is larger than the sum of its proper divisors (511567534869).

1100122012011 is a wasteful number, since it uses less digits than its factorization.

1100122012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239834906.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1100122012011 its reverse (1102102210011), we get a palindrome (2202224222022).

The spelling of 1100122012011 in words is "one trillion, one hundred billion, one hundred twenty-two million, twelve thousand, eleven".