2220511406323 has 16 divisors (see below), whose sum is σ = 2687052360384. Its totient is φ = 1791305625600.

The previous prime is 2220511406303. The next prime is 2220511406327. The reversal of 2220511406323 is 3236041150222.

It is a cyclic number.

It is not a de Polignac number, because 2220511406323 - 2⁵ = 2220511406291 is a prime.

It is a super-2 number, since 2×2220511406323² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2220511406327) 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, 8681973 + ... + 8934073.

It is an arithmetic number, because the mean of its divisors is an integer number (167940772524).

Almost surely, 2^{2220511406323} is an apocalyptic number.

2220511406323 is a deficient number, since it is larger than the sum of its proper divisors (466540954061).

2220511406323 is a wasteful number, since it uses less digits than its factorization.

2220511406323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326142.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 2220511406323 its reverse (3236041150222), we get a palindrome (5456552556545).

The spelling of 2220511406323 in words is "two trillion, two hundred twenty billion, five hundred eleven million, four hundred six thousand, three hundred twenty-three".