1301120100011 has 4 divisors (see below), whose sum is σ = 1331378707032. Its totient is φ = 1270861492992.

The previous prime is 1301120099987. The next prime is 1301120100019. The reversal of 1301120100011 is 1100010211031.

It is a happy number.

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-1301120100011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301120099965 and 1301120100001.

It is not an unprimeable number, because it can be changed into a prime (1301120100019) 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, 15129303446 + ... + 15129303531.

It is an arithmetic number, because the mean of its divisors is an integer number (332844676758).

Almost surely, 2^{1301120100011} is an apocalyptic number.

1301120100011 is a deficient number, since it is larger than the sum of its proper divisors (30258607021).

1301120100011 is an equidigital number, since it uses as much as digits as its factorization.

1301120100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30258607020.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1301120100011 its reverse (1100010211031), we get a palindrome (2401130311042).

The spelling of 1301120100011 in words is "one trillion, three hundred one billion, one hundred twenty million, one hundred thousand, eleven".