11213201131211 has 8 divisors (see below), whose sum is σ = 11302613090304. Its totient is φ = 11123806657320.

The previous prime is 11213201131207. The next prime is 11213201131259. The reversal of 11213201131211 is 11213110231211.

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

It is a cyclic number.

It is not a de Polignac number, because 11213201131211 - 2² = 11213201131207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11213201131411) 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, 3082085 + ... + 5650278.

It is an arithmetic number, because the mean of its divisors is an integer number (1412826636288).

Almost surely, 2^{11213201131211} is an apocalyptic number.

11213201131211 is a deficient number, since it is larger than the sum of its proper divisors (89411959093).

11213201131211 is a wasteful number, since it uses less digits than its factorization.

11213201131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8742601.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11213201131211 its reverse (11213110231211), we get a palindrome (22426311362422).

The spelling of 11213201131211 in words is "eleven trillion, two hundred thirteen billion, two hundred one million, one hundred thirty-one thousand, two hundred eleven".