110111122121011 has 32 divisors (see below), whose sum is σ = 122567974004736. Its totient is φ = 98084479680000.

The previous prime is 110111122121009. The next prime is 110111122121047. The reversal of 110111122121011 is 110121221111011.

It is not a de Polignac number, because 110111122121011 - 2¹ = 110111122121009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110111122121111) 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, 117339771 + ... + 118274443.

It is an arithmetic number, because the mean of its divisors is an integer number (3830249187648).

Almost surely, 2^{110111122121011} is an apocalyptic number.

110111122121011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

110111122121011 is a deficient number, since it is larger than the sum of its proper divisors (12456851883725).

110111122121011 is a wasteful number, since it uses less digits than its factorization.

110111122121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935883.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 110111122121011 its reverse (110121221111011), we get a palindrome (220232343232022).

The spelling of 110111122121011 in words is "one hundred ten trillion, one hundred eleven billion, one hundred twenty-two million, one hundred twenty-one thousand, eleven".