1303121100011 has 8 divisors (see below), whose sum is σ = 1318874796624. Its totient is φ = 1287368676000.

The previous prime is 1303121099887. The next prime is 1303121100041. The reversal of 1303121100011 is 1100011213031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303121100011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303121100041) 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 7 ways as a sum of consecutive naturals, for example, 1829261 + ... + 2439761.

It is an arithmetic number, because the mean of its divisors is an integer number (164859349578).

Almost surely, 2^{1303121100011} is an apocalyptic number.

1303121100011 is a deficient number, since it is larger than the sum of its proper divisors (15753696613).

1303121100011 is an equidigital number, since it uses as much as digits as its factorization.

1303121100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636301.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1303121100011 its reverse (1100011213031), we get a palindrome (2403132313042).

The spelling of 1303121100011 in words is "one trillion, three hundred three billion, one hundred twenty-one million, one hundred thousand, eleven".