110121212201 has 32 divisors (see below), whose sum is σ = 148834430976. Its totient is φ = 78683400000.

The previous prime is 110121212183. The next prime is 110121212209. The reversal of 110121212201 is 102212121011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110121212201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110121212209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213125 + ... + 515426.

It is an arithmetic number, because the mean of its divisors is an integer number (4651075968).

Almost surely, 2^110121212201 is an apocalyptic number.

110121212201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110121212201 is a deficient number, since it is larger than the sum of its proper divisors (38713218775).

110121212201 is a wasteful number, since it uses less digits than its factorization.

110121212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728733.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110121212201 its reverse (102212121011), we get a palindrome (212333333212).

The spelling of 110121212201 in words is "one hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, two hundred one".