2311133212212 has 24 divisors (see below), whose sum is σ = 5882884540512. Its totient is φ = 700343397600.

The previous prime is 2311133212117. The next prime is 2311133212247. The reversal of 2311133212212 is 2122123311132.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8754292339 + ... + 8754292602.

It is an arithmetic number, because the mean of its divisors is an integer number (245120189188).

Almost surely, 2^{2311133212212} is an apocalyptic number.

2311133212212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2311133212212 is an abundant number, since it is smaller than the sum of its proper divisors (3571751328300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311133212212 is a wasteful number, since it uses less digits than its factorization.

2311133212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17508584959 (or 17508584957 counting only the distinct ones).

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

Adding to 2311133212212 its reverse (2122123311132), we get a palindrome (4433256523344).

The spelling of 2311133212212 in words is "two trillion, three hundred eleven billion, one hundred thirty-three million, two hundred twelve thousand, two hundred twelve".