2011242313216 has 20 divisors (see below), whose sum is σ = 4018556419812. Its totient is φ = 1005621156352.

The previous prime is 2011242313159. The next prime is 2011242313219. The reversal of 2011242313216 is 6123132421102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011242313219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1964103310 + ... + 1964104333.

Almost surely, 2^{2011242313216} is an apocalyptic number.

It is an amenable number.

2011242313216 is a deficient number, since it is larger than the sum of its proper divisors (2007314106596).

2011242313216 is an frugal number, since it uses more digits than its factorization.

2011242313216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928207661 (or 3928207645 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 2011242313216 its reverse (6123132421102), we get a palindrome (8134374734318).

The spelling of 2011242313216 in words is "two trillion, eleven billion, two hundred forty-two million, three hundred thirteen thousand, two hundred sixteen".