211332311111313 has 24 divisors (see below), whose sum is σ = 353779643558016. Its totient is φ = 119060456961600.

The previous prime is 211332311111309. The next prime is 211332311111333. The reversal of 211332311111313 is 313111113233112.

211332311111313 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 3 + 231 + 1 + 111 + 313 = 666.

It is not a de Polignac number, because 211332311111313 - 2² = 211332311111309 is a prime.

It is a super-2 number, since 2×211332311111313² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211332311111333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23623102068 + ... + 23623111013.

It is an arithmetic number, because the mean of its divisors is an integer number (14740818481584).

Almost surely, 2^{211332311111313} is an apocalyptic number.

It is an amenable number.

211332311111313 is a deficient number, since it is larger than the sum of its proper divisors (142447332446703).

211332311111313 is a wasteful number, since it uses less digits than its factorization.

211332311111313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47246213165 (or 47246213162 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

Adding to 211332311111313 its reverse (313111113233112), we get a palindrome (524443424344425).

The spelling of 211332311111313 in words is "two hundred eleven trillion, three hundred thirty-two billion, three hundred eleven million, one hundred eleven thousand, three hundred thirteen".