1312110210111 has 16 divisors (see below), whose sum is σ = 1848313728000. Its totient is φ = 826606967648.

The previous prime is 1312110210083. The next prime is 1312110210127. The reversal of 1312110210111 is 1110120112131.

It is a cyclic number.

It is not a de Polignac number, because 1312110210111 - 2³¹ = 1309962726463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312110210211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160439811 + ... + 160447988.

It is an arithmetic number, because the mean of its divisors is an integer number (115519608000).

Almost surely, 2^{1312110210111} is an apocalyptic number.

1312110210111 is a deficient number, since it is larger than the sum of its proper divisors (536203517889).

1312110210111 is a wasteful number, since it uses less digits than its factorization.

1312110210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320887878.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1312110210111 its reverse (1110120112131), we get a palindrome (2422230322242).

The spelling of 1312110210111 in words is "one trillion, three hundred twelve billion, one hundred ten million, two hundred ten thousand, one hundred eleven".