1012311302211 has 16 divisors (see below), whose sum is σ = 1636058670720. Its totient is φ = 613522001160.

The previous prime is 1012311302147. The next prime is 1012311302231. The reversal of 1012311302211 is 1122031132101.

1012311302211 is a `hidden beast` number, since 101 + 2 + 311 + 30 + 221 + 1 = 666.

It is not a de Polignac number, because 1012311302211 - 2⁶ = 1012311302147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012311302231) 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 15 ways as a sum of consecutive naturals, for example, 1704227485 + ... + 1704228078.

It is an arithmetic number, because the mean of its divisors is an integer number (102253666920).

Almost surely, 2^{1012311302211} is an apocalyptic number.

1012311302211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1012311302211 is a deficient number, since it is larger than the sum of its proper divisors (623747368509).

1012311302211 is a wasteful number, since it uses less digits than its factorization.

1012311302211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408455583 (or 3408455577 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1012311302211 its reverse (1122031132101), we get a palindrome (2134342434312).

The spelling of 1012311302211 in words is "one trillion, twelve billion, three hundred eleven million, three hundred two thousand, two hundred eleven".