220311411243 has 64 divisors (see below), whose sum is σ = 389000475648. Its totient is φ = 107374878720.

The previous prime is 220311411191. The next prime is 220311411247. The reversal of 220311411243 is 342114113022.

It is not a de Polignac number, because 220311411243 - 2²⁶ = 220244302379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220311411247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1156371 + ... + 1333347.

It is an arithmetic number, because the mean of its divisors is an integer number (6078132432).

Almost surely, 2^220311411243 is an apocalyptic number.

220311411243 is a deficient number, since it is larger than the sum of its proper divisors (168689064405).

220311411243 is a wasteful number, since it uses less digits than its factorization.

220311411243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177332.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 220311411243 its reverse (342114113022), we get a palindrome (562425524265).

The spelling of 220311411243 in words is "two hundred twenty billion, three hundred eleven million, four hundred eleven thousand, two hundred forty-three".