220313232122 has 4 divisors (see below), whose sum is σ = 330469848186. Its totient is φ = 110156616060.

The previous prime is 220313232121. The next prime is 220313232179. The reversal of 220313232122 is 221232313022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 211810732441 + 8502499681 = 460229^2 + 92209^2 .

It is not an unprimeable number, because it can be changed into a prime (220313232121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55078308029 + ... + 55078308032.

Almost surely, 2^220313232122 is an apocalyptic number.

220313232122 is a deficient number, since it is larger than the sum of its proper divisors (110156616064).

220313232122 is a wasteful number, since it uses less digits than its factorization.

220313232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110156616063.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 220313232122 its reverse (221232313022), we get a palindrome (441545545144).

The spelling of 220313232122 in words is "two hundred twenty billion, three hundred thirteen million, two hundred thirty-two thousand, one hundred twenty-two".