32011200001213 has 4 divisors (see below), whose sum is σ = 32011221751740. Its totient is φ = 32011178250688.

The previous prime is 32011200001211. The next prime is 32011200001271. The reversal of 32011200001213 is 31210000211023.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18387261313369 + 13623938687844 = 4288037^2 + 3691062^2 .

It is a cyclic number.

It is not a de Polignac number, because 32011200001213 - 2¹ = 32011200001211 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 (32011200001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8493820 + ... + 11669077.

It is an arithmetic number, because the mean of its divisors is an integer number (8002805437935).

Almost surely, 2^{32011200001213} is an apocalyptic number.

It is an amenable number.

32011200001213 is a deficient number, since it is larger than the sum of its proper divisors (21750527).

32011200001213 is a wasteful number, since it uses less digits than its factorization.

32011200001213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21750526.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 32011200001213 its reverse (31210000211023), we get a palindrome (63221200212236).

The spelling of 32011200001213 in words is "thirty-two trillion, eleven billion, two hundred million, one thousand, two hundred thirteen".