1030311320011 has 4 divisors (see below), whose sum is σ = 1047774223800. Its totient is φ = 1012848416224.

The previous prime is 1030311319969. The next prime is 1030311320081. The reversal of 1030311320011 is 1100231130301.

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-1030311320011 is a prime.

It is a super-2 number, since 2×1030311320011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030311320081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8731451806 + ... + 8731451923.

It is an arithmetic number, because the mean of its divisors is an integer number (261943555950).

Almost surely, 2^{1030311320011} is an apocalyptic number.

1030311320011 is a deficient number, since it is larger than the sum of its proper divisors (17462903789).

1030311320011 is an equidigital number, since it uses as much as digits as its factorization.

1030311320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17462903788.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1030311320011 its reverse (1100231130301), we get a palindrome (2130542450312).

The spelling of 1030311320011 in words is "one trillion, thirty billion, three hundred eleven million, three hundred twenty thousand, eleven".