1226022660065 has 8 divisors (see below), whose sum is σ = 1681402505280. Its totient is φ = 840701252592.

The previous prime is 1226022660061. The next prime is 1226022660067. The reversal of 1226022660065 is 5600662206221.

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 1226022660065 - 2² = 1226022660061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1226022660061) 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, 17514609395 + ... + 17514609464.

It is an arithmetic number, because the mean of its divisors is an integer number (210175313160).

Almost surely, 2^{1226022660065} is an apocalyptic number.

It is an amenable number.

1226022660065 is a deficient number, since it is larger than the sum of its proper divisors (455379845215).

1226022660065 is an equidigital number, since it uses as much as digits as its factorization.

1226022660065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35029218871.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 1226022660065 its reverse (5600662206221), we get a palindrome (6826684866286).

The spelling of 1226022660065 in words is "one trillion, two hundred twenty-six billion, twenty-two million, six hundred sixty thousand, sixty-five".