113212213232122 has 4 divisors (see below), whose sum is σ = 169818319848186. Its totient is φ = 56606106616060.

The previous prime is 113212213232099. The next prime is 113212213232159. The reversal of 113212213232122 is 221232312212311.

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., 89635468695201 + 23576744536921 = 9467601^2 + 4855589^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303053308029 + ... + 28303053308032.

Almost surely, 2^{113212213232122} is an apocalyptic number.

113212213232122 is a deficient number, since it is larger than the sum of its proper divisors (56606106616064).

113212213232122 is an equidigital number, since it uses as much as digits as its factorization.

113212213232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56606106616063.

The product of its digits is 3456, while the sum is 28.

Adding to 113212213232122 its reverse (221232312212311), we get a palindrome (334444525444433).

The spelling of 113212213232122 in words is "one hundred thirteen trillion, two hundred twelve billion, two hundred thirteen million, two hundred thirty-two thousand, one hundred twenty-two".