1301112111 has 16 divisors (see below), whose sum is σ = 1869791616. Its totient is φ = 800029536.

The previous prime is 1301112107. The next prime is 1301112121. The reversal of 1301112111 is 1112111031.

It is not a de Polignac number, because 1301112111 - 2² = 1301112107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301112121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37036 + ... + 63038.

It is an arithmetic number, because the mean of its divisors is an integer number (116861976).

Almost surely, 2^1301112111 is an apocalyptic number.

1301112111 is a deficient number, since it is larger than the sum of its proper divisors (568679505).

1301112111 is a wasteful number, since it uses less digits than its factorization.

1301112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27302.

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1301112111 is about 36070.9316624897. The cubic root of 1301112111 is about 1091.7040123139.

Adding to 1301112111 its reverse (1112111031), we get a palindrome (2413223142).

The spelling of 1301112111 in words is "one billion, three hundred one million, one hundred twelve thousand, one hundred eleven".