1121200122073 has 2 divisors, whose sum is σ = 1121200122074. Its totient is φ = 1121200122072.

The previous prime is 1121200122067. The next prime is 1121200122083. The reversal of 1121200122073 is 3702210021211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 845982371529 + 275217750544 = 919773^2 + 524612^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121200122073 - 2²⁵ = 1121166567641 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121200122023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560600061036 + 560600061037.

It is an arithmetic number, because the mean of its divisors is an integer number (560600061037).

Almost surely, 2^{1121200122073} is an apocalyptic number.

It is an amenable number.

1121200122073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121200122073 is an equidigital number, since it uses as much as digits as its factorization.

1121200122073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 1121200122073 its reverse (3702210021211), we get a palindrome (4823410143284).

The spelling of 1121200122073 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-two thousand, seventy-three".