1200012760018 has 8 divisors (see below), whose sum is σ = 1800067883148. Its totient is φ = 599990132304.

The previous prime is 1200012759983. The next prime is 1200012760019. The reversal of 1200012760018 is 8100672100021.

It can be written as a sum of positive squares in 2 ways, for example, as 1199938403889 + 74356129 = 1095417^2 + 8623^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1200012760019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8031321 + ... + 8179372.

Almost surely, 2^{1200012760018} is an apocalyptic number.

1200012760018 is a deficient number, since it is larger than the sum of its proper divisors (600055123130).

1200012760018 is a wasteful number, since it uses less digits than its factorization.

1200012760018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16247708.

The product of its (nonzero) digits is 1344, while the sum is 28.

Adding to 1200012760018 its reverse (8100672100021), we get a palindrome (9300684860039).

The spelling of 1200012760018 in words is "one trillion, two hundred billion, twelve million, seven hundred sixty thousand, eighteen".