1303031112011 has 16 divisors (see below), whose sum is σ = 1356184227840. Its totient is φ = 1251143206560.

The previous prime is 1303031111981. The next prime is 1303031112037. The reversal of 1303031112011 is 1102111303031.

It is a cyclic number.

It is not a de Polignac number, because 1303031112011 - 2⁶ = 1303031111947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1303031112611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534695 + ... + 1700576.

It is an arithmetic number, because the mean of its divisors is an integer number (84761514240).

Almost surely, 2^{1303031112011} is an apocalyptic number.

1303031112011 is a deficient number, since it is larger than the sum of its proper divisors (53153115829).

1303031112011 is a wasteful number, since it uses less digits than its factorization.

1303031112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235554.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1303031112011 its reverse (1102111303031), we get a palindrome (2405142415042).

The spelling of 1303031112011 in words is "one trillion, three hundred three billion, thirty-one million, one hundred twelve thousand, eleven".