1220014111223 has 4 divisors (see below), whose sum is σ = 1226144835600. Its totient is φ = 1213883386848.

The previous prime is 1220014111177. The next prime is 1220014111237. The reversal of 1220014111223 is 3221114100221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1220014111223 - 2⁶ = 1220014111159 is a prime.

It is a super-2 number, since 2×1220014111223² (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 = 1220014111195 and 1220014111204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220014111273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3065361890 + ... + 3065362287.

It is an arithmetic number, because the mean of its divisors is an integer number (306536208900).

Almost surely, 2^{1220014111223} is an apocalyptic number.

1220014111223 is a deficient number, since it is larger than the sum of its proper divisors (6130724377).

1220014111223 is an equidigital number, since it uses as much as digits as its factorization.

1220014111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6130724376.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1220014111223 its reverse (3221114100221), we get a palindrome (4441128211444).

The spelling of 1220014111223 in words is "one trillion, two hundred twenty billion, fourteen million, one hundred eleven thousand, two hundred twenty-three".