1226310865111 has 8 divisors (see below), whose sum is σ = 1233959255424. Its totient is φ = 1218666108600.

The previous prime is 1226310865099. The next prime is 1226310865121. The reversal of 1226310865111 is 1115680136221.

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

It is a cyclic number.

It is not a de Polignac number, because 1226310865111 - 2⁵ = 1226310865079 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 (1226310865121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229825 + ... + 1582858.

It is an arithmetic number, because the mean of its divisors is an integer number (154244906928).

Almost surely, 2^{1226310865111} is an apocalyptic number.

1226310865111 is a deficient number, since it is larger than the sum of its proper divisors (7648390313).

1226310865111 is a wasteful number, since it uses less digits than its factorization.

1226310865111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816901.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 1226310865111 in words is "one trillion, two hundred twenty-six billion, three hundred ten million, eight hundred sixty-five thousand, one hundred eleven".