130551011111 has 4 divisors (see below), whose sum is σ = 130590491592. Its totient is φ = 130511530632.

The previous prime is 130551011057. The next prime is 130551011117. The reversal of 130551011111 is 111110155031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130551011111 - 2¹⁰ = 130551010087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130551011117) 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, 19735280 + ... + 19741893.

It is an arithmetic number, because the mean of its divisors is an integer number (32647622898).

Almost surely, 2^130551011111 is an apocalyptic number.

130551011111 is a deficient number, since it is larger than the sum of its proper divisors (39480481).

130551011111 is an equidigital number, since it uses as much as digits as its factorization.

130551011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39480480.

The product of its (nonzero) digits is 75, while the sum is 20.

Adding to 130551011111 its reverse (111110155031), we get a palindrome (241661166142).

The spelling of 130551011111 in words is "one hundred thirty billion, five hundred fifty-one million, eleven thousand, one hundred eleven".