1200101001103 has 8 divisors (see below), whose sum is σ = 1206460772000. Its totient is φ = 1193744521728.

The previous prime is 1200101001059. The next prime is 1200101001107. The reversal of 1200101001103 is 3011001010021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200101001103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200101001103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200101001107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90018 + ... + 1551871.

It is an arithmetic number, because the mean of its divisors is an integer number (150807596500).

Almost surely, 2^{1200101001103} is an apocalyptic number.

1200101001103 is a deficient number, since it is larger than the sum of its proper divisors (6359770897).

1200101001103 is a wasteful number, since it uses less digits than its factorization.

1200101001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645761.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1200101001103 its reverse (3011001010021), we get a palindrome (4211102011124).

The spelling of 1200101001103 in words is "one trillion, two hundred billion, one hundred one million, one thousand, one hundred three".