220230120311 has 2 divisors, whose sum is σ = 220230120312. Its totient is φ = 220230120310.

The previous prime is 220230120203. The next prime is 220230120343. The reversal of 220230120311 is 113021032022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220230120311 - 2¹⁰ = 220230119287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220230120311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220230129311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110115060155 + 110115060156.

It is an arithmetic number, because the mean of its divisors is an integer number (110115060156).

Almost surely, 2^220230120311 is an apocalyptic number.

220230120311 is a deficient number, since it is larger than the sum of its proper divisors (1).

220230120311 is an equidigital number, since it uses as much as digits as its factorization.

220230120311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 220230120311 its reverse (113021032022), we get a palindrome (333251152333).

The spelling of 220230120311 in words is "two hundred twenty billion, two hundred thirty million, one hundred twenty thousand, three hundred eleven".