20020222111223 has 16 divisors (see below), whose sum is σ = 20321374582080. Its totient is φ = 19719610982400.

The previous prime is 20020222111181. The next prime is 20020222111231. The reversal of 20020222111223 is 32211122202002.

It is a cyclic number.

It is not a de Polignac number, because 20020222111223 - 2¹⁴ = 20020222094839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20020222111195 and 20020222111204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020222111243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350655863 + ... + 350712951.

It is an arithmetic number, because the mean of its divisors is an integer number (1270085911380).

Almost surely, 2^{20020222111223} is an apocalyptic number.

20020222111223 is a deficient number, since it is larger than the sum of its proper divisors (301152470857).

20020222111223 is a wasteful number, since it uses less digits than its factorization.

20020222111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61738.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 20020222111223 its reverse (32211122202002), we get a palindrome (52231344313225).

The spelling of 20020222111223 in words is "twenty trillion, twenty billion, two hundred twenty-two million, one hundred eleven thousand, two hundred twenty-three".