1200110122001 has 16 divisors (see below), whose sum is σ = 1381619568000. Its totient is φ = 1021125564288.

The previous prime is 1200110121997. The next prime is 1200110122039. The reversal of 1200110122001 is 1002210110021.

It is a cyclic number.

It is not a de Polignac number, because 1200110122001 - 2² = 1200110121997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200110182001) 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 in 15 ways as a sum of consecutive naturals, for example, 1320626 + ... + 2035748.

It is an arithmetic number, because the mean of its divisors is an integer number (86351223000).

Almost surely, 2^{1200110122001} is an apocalyptic number.

It is an amenable number.

1200110122001 is a deficient number, since it is larger than the sum of its proper divisors (181509445999).

1200110122001 is a wasteful number, since it uses less digits than its factorization.

1200110122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716888.

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

Adding to 1200110122001 its reverse (1002210110021), we get a palindrome (2202320232022).

The spelling of 1200110122001 in words is "one trillion, two hundred billion, one hundred ten million, one hundred twenty-two thousand, one".