1113111323122 has 4 divisors (see below), whose sum is σ = 1669666984686. Its totient is φ = 556555661560.

The previous prime is 1113111323113. The next prime is 1113111323143. The reversal of 1113111323122 is 2213231113111.

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., 659443067721 + 453668255401 = 812061^2 + 673549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1113111323093 and 1113111323102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278277830779 + ... + 278277830782.

Almost surely, 2^{1113111323122} is an apocalyptic number.

1113111323122 is a deficient number, since it is larger than the sum of its proper divisors (556555661564).

1113111323122 is an equidigital number, since it uses as much as digits as its factorization.

1113111323122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556555661563.

The product of its digits is 216, while the sum is 22.

Adding to 1113111323122 its reverse (2213231113111), we get a palindrome (3326342436233).

The spelling of 1113111323122 in words is "one trillion, one hundred thirteen billion, one hundred eleven million, three hundred twenty-three thousand, one hundred twenty-two".