220204402343 has 2 divisors, whose sum is σ = 220204402344. Its totient is φ = 220204402342.

The previous prime is 220204402339. The next prime is 220204402349. The reversal of 220204402343 is 343204402022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220204402343 - 2² = 220204402339 is a prime.

It is a super-2 number, since 2×220204402343² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220204402349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110102201171 + 110102201172.

It is an arithmetic number, because the mean of its divisors is an integer number (110102201172).

Almost surely, 2^220204402343 is an apocalyptic number.

220204402343 is a deficient number, since it is larger than the sum of its proper divisors (1).

220204402343 is an equidigital number, since it uses as much as digits as its factorization.

220204402343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 220204402343 its reverse (343204402022), we get a palindrome (563408804365).

The spelling of 220204402343 in words is "two hundred twenty billion, two hundred four million, four hundred two thousand, three hundred forty-three".