1011213332311 has 32 divisors (see below), whose sum is σ = 1299512890368. Its totient is φ = 764805127680.

The previous prime is 1011213332243. The next prime is 1011213332329. The reversal of 1011213332311 is 1132333121101.

It is a cyclic number.

It is not a de Polignac number, because 1011213332311 - 2¹⁵ = 1011213299543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011213332351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3134335 + ... + 3441871.

It is an arithmetic number, because the mean of its divisors is an integer number (40609777824).

Almost surely, 2^{1011213332311} is an apocalyptic number.

1011213332311 is a deficient number, since it is larger than the sum of its proper divisors (288299558057).

1011213332311 is a wasteful number, since it uses less digits than its factorization.

1011213332311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309151.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1011213332311 its reverse (1132333121101), we get a palindrome (2143546453412).

The spelling of 1011213332311 in words is "one trillion, eleven billion, two hundred thirteen million, three hundred thirty-two thousand, three hundred eleven".