1201110000122 has 4 divisors (see below), whose sum is σ = 1801665000186. Its totient is φ = 600555000060.

The previous prime is 1201110000121. The next prime is 1201110000151. The reversal of 1201110000122 is 2210000111021.

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., 743645797801 + 457464202321 = 862349^2 + 676361^2 .

It is not an unprimeable number, because it can be changed into a prime (1201110000121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300277500029 + ... + 300277500032.

Almost surely, 2^{1201110000122} is an apocalyptic number.

1201110000122 is a deficient number, since it is larger than the sum of its proper divisors (600555000064).

1201110000122 is an equidigital number, since it uses as much as digits as its factorization.

1201110000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600555000063.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1201110000122 its reverse (2210000111021), we get a palindrome (3411110111143).

The spelling of 1201110000122 in words is "one trillion, two hundred one billion, one hundred ten million, one hundred twenty-two", and thus it is an aban number.