1200320003211 has 8 divisors (see below), whose sum is σ = 1829059052544. Its totient is φ = 685897144680.

The previous prime is 1200320003123. The next prime is 1200320003213. The reversal of 1200320003211 is 1123000230021.

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

It is not a de Polignac number, because 1200320003211 - 2³⁰ = 1199246261387 is a prime.

It is a super-2 number, since 2×1200320003211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200320003213) 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, 28579047675 + ... + 28579047716.

It is an arithmetic number, because the mean of its divisors is an integer number (228632381568).

Almost surely, 2^{1200320003211} is an apocalyptic number.

1200320003211 is a deficient number, since it is larger than the sum of its proper divisors (628739049333).

1200320003211 is an equidigital number, since it uses as much as digits as its factorization.

1200320003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57158095401.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1200320003211 its reverse (1123000230021), we get a palindrome (2323320233232).

The spelling of 1200320003211 in words is "one trillion, two hundred billion, three hundred twenty million, three thousand, two hundred eleven".