1200032001311 has 8 divisors (see below), whose sum is σ = 1409827805904. Its totient is φ = 1007019861120.

The previous prime is 1200032001293. The next prime is 1200032001319. The reversal of 1200032001311 is 1131002300021.

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

It is a de Polignac number, because none of the positive numbers 2^k-1200032001311 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 (1200032001319) 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, 4195915946 + ... + 4195916231.

It is an arithmetic number, because the mean of its divisors is an integer number (176228475738).

Almost surely, 2^{1200032001311} is an apocalyptic number.

1200032001311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1200032001311 is a deficient number, since it is larger than the sum of its proper divisors (209795804593).

1200032001311 is a wasteful number, since it uses less digits than its factorization.

1200032001311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391832201.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1200032001311 its reverse (1131002300021), we get a palindrome (2331034301332).

The spelling of 1200032001311 in words is "one trillion, two hundred billion, thirty-two million, one thousand, three hundred eleven".