1110121012011 has 32 divisors (see below), whose sum is σ = 1706255032320. Its totient is φ = 635402196000.

The previous prime is 1110121011997. The next prime is 1110121012067. The reversal of 1110121012011 is 1102101210111.

It is not a de Polignac number, because 1110121012011 - 2³⁷ = 972682058539 is a prime.

It is a super-2 number, since 2×1110121012011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1110121012081) 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, 9197065 + ... + 9316986.

It is an arithmetic number, because the mean of its divisors is an integer number (53320469760).

Almost surely, 2^{1110121012011} is an apocalyptic number.

1110121012011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1110121012011 is a deficient number, since it is larger than the sum of its proper divisors (596134020309).

1110121012011 is a wasteful number, since it uses less digits than its factorization.

1110121012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18514167.

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

Adding to 1110121012011 its reverse (1102101210111), we get a palindrome (2212222222122).

The spelling of 1110121012011 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, twelve thousand, eleven".