1011244352311 has 4 divisors (see below), whose sum is σ = 1013716832800. Its totient is φ = 1008771871824.

The previous prime is 1011244352291. The next prime is 1011244352357. The reversal of 1011244352311 is 1132534421101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011244352311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011244352311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011244353311) 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 3 ways as a sum of consecutive naturals, for example, 1236239631 + ... + 1236240448.

It is an arithmetic number, because the mean of its divisors is an integer number (253429208200).

Almost surely, 2^{1011244352311} is an apocalyptic number.

1011244352311 is a deficient number, since it is larger than the sum of its proper divisors (2472480489).

1011244352311 is an equidigital number, since it uses as much as digits as its factorization.

1011244352311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472480488.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1011244352311 its reverse (1132534421101), we get a palindrome (2143778773412).

The spelling of 1011244352311 in words is "one trillion, eleven billion, two hundred forty-four million, three hundred fifty-two thousand, three hundred eleven".