1121000133122 has 4 divisors (see below), whose sum is σ = 1681500199686. Its totient is φ = 560500066560.

The previous prime is 1121000133109. The next prime is 1121000133179. The reversal of 1121000133122 is 2213310001211.

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., 1100801754481 + 20198378641 = 1049191^2 + 142121^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1121000133122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280250033279 + ... + 280250033282.

Almost surely, 2^{1121000133122} is an apocalyptic number.

1121000133122 is a deficient number, since it is larger than the sum of its proper divisors (560500066564).

1121000133122 is an equidigital number, since it uses as much as digits as its factorization.

1121000133122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560500066563.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121000133122 its reverse (2213310001211), we get a palindrome (3334310134333).

The spelling of 1121000133122 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-three thousand, one hundred twenty-two".