110001212121101 has 12 divisors (see below), whose sum is σ = 127964998217952. Its totient is φ = 94283507806488.

The previous prime is 110001212121079. The next prime is 110001212121113. The reversal of 110001212121101 is 101121212100011.

It is not a de Polignac number, because 110001212121101 - 2³⁸ = 109726334214157 is a prime.

It is a super-2 number, since 2×110001212121101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110001212121001) 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 11 ways as a sum of consecutive naturals, for example, 37197575 + ... + 40045748.

It is an arithmetic number, because the mean of its divisors is an integer number (10663749851496).

Almost surely, 2^{110001212121101} is an apocalyptic number.

It is an amenable number.

110001212121101 is a deficient number, since it is larger than the sum of its proper divisors (17963786096851).

110001212121101 is an equidigital number, since it uses as much as digits as its factorization.

110001212121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77272400 (or 77272393 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110001212121101 its reverse (101121212100011), we get a palindrome (211122424221112).

The spelling of 110001212121101 in words is "one hundred ten trillion, one billion, two hundred twelve million, one hundred twenty-one thousand, one hundred one".