11301212311 has 8 divisors (see below), whose sum is σ = 11803384800. Its totient is φ = 10799941152.

The previous prime is 11301212303. The next prime is 11301212339. The reversal of 11301212311 is 11321210311.

It is a happy number.

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 11301212311 - 2³ = 11301212303 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 (11301212011) 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, 199636 + ... + 249913.

It is an arithmetic number, because the mean of its divisors is an integer number (1475423100).

Almost surely, 2^11301212311 is an apocalyptic number.

11301212311 is a deficient number, since it is larger than the sum of its proper divisors (502172489).

11301212311 is a wasteful number, since it uses less digits than its factorization.

11301212311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450665.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11301212311 its reverse (11321210311), we get a palindrome (22622422622).

The spelling of 11301212311 in words is "eleven billion, three hundred one million, two hundred twelve thousand, three hundred eleven".