1200010110011 has 2 divisors, whose sum is σ = 1200010110012. Its totient is φ = 1200010110010.

The previous prime is 1200010109891. The next prime is 1200010110067. The reversal of 1200010110011 is 1100110100021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1200010110011 - 2³⁴ = 1182830240827 is a prime.

It is a super-2 number, since 2×1200010110011² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1200010110911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600005055005 + 600005055006.

It is an arithmetic number, because the mean of its divisors is an integer number (600005055006).

Almost surely, 2^{1200010110011} is an apocalyptic number.

1200010110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200010110011 is an equidigital number, since it uses as much as digits as its factorization.

1200010110011 is an evil number, because the sum of its binary digits is even.

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

Adding to 1200010110011 its reverse (1100110100021), we get a palindrome (2300120210032).

The spelling of 1200010110011 in words is "one trillion, two hundred billion, ten million, one hundred ten thousand, eleven".