2220212211023 has 4 divisors (see below), whose sum is σ = 2220220538568. Its totient is φ = 2220203883480.

The previous prime is 2220212211017. The next prime is 2220212211043. The reversal of 2220212211023 is 3201122120222.

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 2220212211023 - 2¹⁸ = 2220211948879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220212210986 and 2220212211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220212211043) 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, 3750161 + ... + 4301642.

It is an arithmetic number, because the mean of its divisors is an integer number (555055134642).

Almost surely, 2^{2220212211023} is an apocalyptic number.

2220212211023 is a deficient number, since it is larger than the sum of its proper divisors (8327545).

2220212211023 is an equidigital number, since it uses as much as digits as its factorization.

2220212211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8327544.

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

Adding to 2220212211023 its reverse (3201122120222), we get a palindrome (5421334331245).

The spelling of 2220212211023 in words is "two trillion, two hundred twenty billion, two hundred twelve million, two hundred eleven thousand, twenty-three".