220231030011 has 4 divisors (see below), whose sum is σ = 293641373352. Its totient is φ = 146820686672.

The previous prime is 220231030001. The next prime is 220231030039. The reversal of 220231030011 is 110030132022.

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 220231030011 - 2¹³ = 220231021819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220231030001) 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, 36705171666 + ... + 36705171671.

It is an arithmetic number, because the mean of its divisors is an integer number (73410343338).

Almost surely, 2^220231030011 is an apocalyptic number.

220231030011 is a deficient number, since it is larger than the sum of its proper divisors (73410343341).

220231030011 is an equidigital number, since it uses as much as digits as its factorization.

220231030011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73410343340.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 220231030011 its reverse (110030132022), we get a palindrome (330261162033).

The spelling of 220231030011 in words is "two hundred twenty billion, two hundred thirty-one million, thirty thousand, eleven".