1210112012219 has 16 divisors (see below), whose sum is σ = 1324544542080. Its totient is φ = 1096417632960.

The previous prime is 1210112012189. The next prime is 1210112012261. The reversal of 1210112012219 is 9122102110121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1210112012219 - 2²⁰ = 1210110963643 is a prime.

It is a super-2 number, since 2×1210112012219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210112012194 and 1210112012203.

It is not an unprimeable number, because it can be changed into a prime (1210112012269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25823192 + ... + 25870010.

It is an arithmetic number, because the mean of its divisors is an integer number (82784033880).

Almost surely, 2^{1210112012219} is an apocalyptic number.

1210112012219 is a deficient number, since it is larger than the sum of its proper divisors (114432529861).

1210112012219 is a wasteful number, since it uses less digits than its factorization.

1210112012219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54650.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 1210112012219 in words is "one trillion, two hundred ten billion, one hundred twelve million, twelve thousand, two hundred nineteen".