2211311040312 has 32 divisors (see below), whose sum is σ = 6030848292480. Its totient is φ = 670094254560.

The previous prime is 2211311040271. The next prime is 2211311040313. The reversal of 2211311040312 is 2130401131122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211311040313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4188088828 + ... + 4188089355.

It is an arithmetic number, because the mean of its divisors is an integer number (188464009140).

Almost surely, 2^{2211311040312} is an apocalyptic number.

2211311040312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2211311040312 is an abundant number, since it is smaller than the sum of its proper divisors (3819537252168).

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

2211311040312 is a wasteful number, since it uses less digits than its factorization.

2211311040312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376178203 (or 8376178199 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2211311040312 its reverse (2130401131122), we get a palindrome (4341712171434).

The spelling of 2211311040312 in words is "two trillion, two hundred eleven billion, three hundred eleven million, forty thousand, three hundred twelve".