1121200000122 has 32 divisors (see below), whose sum is σ = 2303118561600. Its totient is φ = 363614565888.

The previous prime is 1121200000121. The next prime is 1121200000157. The reversal of 1121200000122 is 2210000021211.

It is a junction number, because it is equal to n+sod(n) for n = 1121200000098 and 1121200000107.

It is not an unprimeable number, because it can be changed into a prime (1121200000121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4853029 + ... + 5078807.

It is an arithmetic number, because the mean of its divisors is an integer number (71972455050).

Almost surely, 2^{1121200000122} is an apocalyptic number.

1121200000122 is an abundant number, since it is smaller than the sum of its proper divisors (1181918561478).

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

1121200000122 is a wasteful number, since it uses less digits than its factorization.

1121200000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248190.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1121200000122 its reverse (2210000021211), we get a palindrome (3331200021333).

The spelling of 1121200000122 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-two", and thus it is an aban number.