110121121 has 32 divisors (see below), whose sum is σ = 133249536. Its totient is φ = 89856000.

The previous prime is 110121113. The next prime is 110121211. The reversal of 110121121 is 121121011.

It is a cyclic number.

It is not a de Polignac number, because 110121121 - 2³ = 110121113 is a prime.

It is a super-2 number, since 2×110121121² = 24253322580593282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110121098 and 110121107.

It is not an unprimeable number, because it can be changed into a prime (110121421) 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, 406216 + ... + 406486.

It is an arithmetic number, because the mean of its divisors is an integer number (4164048).

Almost surely, 2^110121121 is an apocalyptic number.

110121121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110121121 is a deficient number, since it is larger than the sum of its proper divisors (23128415).

110121121 is a wasteful number, since it uses less digits than its factorization.

110121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 110121121 is about 10493.8611101920. The cubic root of 110121121 is about 479.3177822790.

Adding to 110121121 its reverse (121121011), we get a palindrome (231242132).

It can be divided in two parts, 1101 and 21121, that added together give a palindrome (22222).

The spelling of 110121121 in words is "one hundred ten million, one hundred twenty-one thousand, one hundred twenty-one".