1200011434013 has 16 divisors (see below), whose sum is σ = 1443678165120. Its totient is φ = 974407988736.

The previous prime is 1200011433961. The next prime is 1200011434021. The reversal of 1200011434013 is 3104341100021.

It is not a de Polignac number, because 1200011434013 - 2¹⁸ = 1200011171869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200011434093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3617381 + ... + 3935157.

It is an arithmetic number, because the mean of its divisors is an integer number (90229885320).

Almost surely, 2^{1200011434013} is an apocalyptic number.

It is an amenable number.

1200011434013 is a deficient number, since it is larger than the sum of its proper divisors (243666731107).

1200011434013 is a wasteful number, since it uses less digits than its factorization.

1200011434013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346196.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1200011434013 its reverse (3104341100021), we get a palindrome (4304352534034).

The spelling of 1200011434013 in words is "one trillion, two hundred billion, eleven million, four hundred thirty-four thousand, thirteen".