1210110110121 has 12 divisors (see below), whose sum is σ = 1773494707376. Its totient is φ = 733400066520.

The previous prime is 1210110110117. The next prime is 1210110110129.

1210110110121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1210110110121 - 2² = 1210110110117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210110110097 and 1210110110106.

It is not an unprimeable number, because it can be changed into a prime (1210110110129) 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, 1666817971 + ... + 1666818696.

Almost surely, 2^{1210110110121} is an apocalyptic number.

1210110110121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1210110110121 is a deficient number, since it is larger than the sum of its proper divisors (563384597255).

1210110110121 is a wasteful number, since it uses less digits than its factorization.

1210110110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333636692 (or 3333636681 counting only the distinct ones).

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

It can be divided in two parts, 1210110 and 110121, that added together give a palindrome (1320231).

The spelling of 1210110110121 in words is "one trillion, two hundred ten billion, one hundred ten million, one hundred ten thousand, one hundred twenty-one".