1122123101122 has 4 divisors (see below), whose sum is σ = 1683184651686. Its totient is φ = 561061550560.

The previous prime is 1122123101117. The next prime is 1122123101123. The reversal of 1122123101122 is 2211013212211.

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., 725650126201 + 396472974921 = 851851^2 + 629661^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1122123101122.

It is not an unprimeable number, because it can be changed into a prime (1122123101123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280530775279 + ... + 280530775282.

Almost surely, 2^{1122123101122} is an apocalyptic number.

1122123101122 is a deficient number, since it is larger than the sum of its proper divisors (561061550564).

1122123101122 is an equidigital number, since it uses as much as digits as its factorization.

1122123101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561061550563.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1122123101122 its reverse (2211013212211), we get a palindrome (3333136313333).

The spelling of 1122123101122 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-three million, one hundred one thousand, one hundred twenty-two".