1200300021211 has 4 divisors (see below), whose sum is σ = 1201204544032. Its totient is φ = 1199395498392.

The previous prime is 1200300021209. The next prime is 1200300021227. The reversal of 1200300021211 is 1121200030021.

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 1200300021211 - 2¹ = 1200300021209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1200300021191 and 1200300021200.

It is not an unprimeable number, because it can be changed into a prime (1200300021241) 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, 452259420 + ... + 452262073.

It is an arithmetic number, because the mean of its divisors is an integer number (300301136008).

Almost surely, 2^{1200300021211} is an apocalyptic number.

1200300021211 is a deficient number, since it is larger than the sum of its proper divisors (904522821).

1200300021211 is an equidigital number, since it uses as much as digits as its factorization.

1200300021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904522820.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1200300021211 its reverse (1121200030021), we get a palindrome (2321500051232).

The spelling of 1200300021211 in words is "one trillion, two hundred billion, three hundred million, twenty-one thousand, two hundred eleven".