2220323011 has 4 divisors (see below), whose sum is σ = 2262215952. Its totient is φ = 2178430072.

The previous prime is 2220322997. The next prime is 2220323023. The reversal of 2220323011 is 1103230222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1103230222 = 2 ⋅551615111.

It is a cyclic number.

It is not a de Polignac number, because 2220323011 - 2⁷ = 2220322883 is a prime.

It is a super-2 number, since 2×2220323011² = 9859668546352212242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220323411) 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, 20946391 + ... + 20946496.

It is an arithmetic number, because the mean of its divisors is an integer number (565553988).

Almost surely, 2^2220323011 is an apocalyptic number.

2220323011 is a deficient number, since it is larger than the sum of its proper divisors (41892941).

2220323011 is an equidigital number, since it uses as much as digits as its factorization.

2220323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41892940.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2220323011 is about 47120.3035962206. The cubic root of 2220323011 is about 1304.5840164044.

Adding to 2220323011 its reverse (1103230222), we get a palindrome (3323553233).

The spelling of 2220323011 in words is "two billion, two hundred twenty million, three hundred twenty-three thousand, eleven".