1200010011 has 8 divisors (see below), whose sum is σ = 1643257104. Its totient is φ = 778384800.

The previous prime is 1200010003. The next prime is 1200010033. The reversal of 1200010011 is 1100100021.

1200010011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1200010011 - 2³ = 1200010003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200010001) 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, 5405340 + ... + 5405561.

It is an arithmetic number, because the mean of its divisors is an integer number (205407138).

Almost surely, 2^1200010011 is an apocalyptic number.

1200010011 is a deficient number, since it is larger than the sum of its proper divisors (443247093).

1200010011 is a wasteful number, since it uses less digits than its factorization.

1200010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10810941.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1200010011 is about 34641.1606474148. The cubic root of 1200010011 is about 1062.6615242508.

Adding to 1200010011 its reverse (1100100021), we get a palindrome (2300110032).

The spelling of 1200010011 in words is "one billion, two hundred million, ten thousand, eleven".