1121110222122 has 24 divisors (see below), whose sum is σ = 2649896889120. Its totient is φ = 339730370280.

The previous prime is 1121110222103. The next prime is 1121110222139. The reversal of 1121110222122 is 2212220111211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1121110222095 and 1121110222104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2831086222 + ... + 2831086617.

It is an arithmetic number, because the mean of its divisors is an integer number (110412370380).

Almost surely, 2^{1121110222122} is an apocalyptic number.

1121110222122 is an abundant number, since it is smaller than the sum of its proper divisors (1528786666998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121110222122 is a wasteful number, since it uses less digits than its factorization.

1121110222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662172858 (or 5662172855 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1121110222122 its reverse (2212220111211), we get a palindrome (3333330333333).

The spelling of 1121110222122 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, two hundred twenty-two thousand, one hundred twenty-two".