220302145343 has 4 divisors (see below), whose sum is σ = 251773880400. Its totient is φ = 188830410288.

The previous prime is 220302145339. The next prime is 220302145351. The reversal of 220302145343 is 343541203022.

It is a happy number.

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 220302145343 - 2² = 220302145339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220302145313) 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, 15735867518 + ... + 15735867531.

It is an arithmetic number, because the mean of its divisors is an integer number (62943470100).

Almost surely, 2^220302145343 is an apocalyptic number.

220302145343 is a deficient number, since it is larger than the sum of its proper divisors (31471735057).

220302145343 is an equidigital number, since it uses as much as digits as its factorization.

220302145343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31471735056.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 220302145343 its reverse (343541203022), we get a palindrome (563843348365).

The spelling of 220302145343 in words is "two hundred twenty billion, three hundred two million, one hundred forty-five thousand, three hundred forty-three".