201211231032213 has 8 divisors (see below), whose sum is σ = 275532496548768. Its totient is φ = 130515393101904.

The previous prime is 201211231032209. The next prime is 201211231032271. The reversal of 201211231032213 is 312230132112102.

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

It is not a de Polignac number, because 201211231032213 - 2² = 201211231032209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211231032293) 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 7 ways as a sum of consecutive naturals, for example, 906356896431 + ... + 906356896652.

It is an arithmetic number, because the mean of its divisors is an integer number (34441562068596).

Almost surely, 2^{201211231032213} is an apocalyptic number.

It is an amenable number.

201211231032213 is a deficient number, since it is larger than the sum of its proper divisors (74321265516555).

201211231032213 is a wasteful number, since it uses less digits than its factorization.

201211231032213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812713793123.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 201211231032213 its reverse (312230132112102), we get a palindrome (513441363144315).

The spelling of 201211231032213 in words is "two hundred one trillion, two hundred eleven billion, two hundred thirty-one million, thirty-two thousand, two hundred thirteen".