1331303301011 has 32 divisors (see below), whose sum is σ = 1445713920000. Its totient is φ = 1221305743872.

The previous prime is 1331303300941. The next prime is 1331303301023. The reversal of 1331303301011 is 1101033031331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331303301011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331303321011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62647790 + ... + 62669036.

It is an arithmetic number, because the mean of its divisors is an integer number (45178560000).

Almost surely, 2^{1331303301011} is an apocalyptic number.

1331303301011 is a deficient number, since it is larger than the sum of its proper divisors (114410618989).

1331303301011 is a wasteful number, since it uses less digits than its factorization.

1331303301011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21851.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 1331303301011 its reverse (1101033031331), we get a palindrome (2432336332342).

The spelling of 1331303301011 in words is "one trillion, three hundred thirty-one billion, three hundred three million, three hundred one thousand, eleven".