1200110110001 has 16 divisors (see below), whose sum is σ = 1386424486080. Its totient is φ = 1026683258880.

The previous prime is 1200110109997. The next prime is 1200110110037. The reversal of 1200110110001 is 1000110110021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1200110110001 - 2² = 1200110109997 is a prime.

It is a super-2 number, since 2×1200110110001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200110116001) 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, 837185 + ... + 1760993.

It is an arithmetic number, because the mean of its divisors is an integer number (86651530380).

Almost surely, 2^{1200110110001} is an apocalyptic number.

1200110110001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200110110001 is a deficient number, since it is larger than the sum of its proper divisors (186314376079).

1200110110001 is a wasteful number, since it uses less digits than its factorization.

1200110110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930784.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1200110110001 its reverse (1000110110021), we get a palindrome (2200220220022).

The spelling of 1200110110001 in words is "one trillion, two hundred billion, one hundred ten million, one hundred ten thousand, one".