1200213200111 has 4 divisors (see below), whose sum is σ = 1212096499224. Its totient is φ = 1188329901000.

The previous prime is 1200213200027. The next prime is 1200213200129. The reversal of 1200213200111 is 1110023120021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1200213200111 - 2³⁰ = 1199139458287 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 (1200213200171) 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, 5941649405 + ... + 5941649606.

It is an arithmetic number, because the mean of its divisors is an integer number (303024124806).

Almost surely, 2^{1200213200111} is an apocalyptic number.

1200213200111 is a deficient number, since it is larger than the sum of its proper divisors (11883299113).

1200213200111 is a wasteful number, since it uses less digits than its factorization.

1200213200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11883299112.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1200213200111 its reverse (1110023120021), we get a palindrome (2310236320132).

The spelling of 1200213200111 in words is "one trillion, two hundred billion, two hundred thirteen million, two hundred thousand, one hundred eleven".