1323235100065 has 16 divisors (see below), whose sum is σ = 1682101091520. Its totient is φ = 996485181120.

The previous prime is 1323235100023. The next prime is 1323235100069. The reversal of 1323235100065 is 5600015323231.

It is not a de Polignac number, because 1323235100065 - 2¹³ = 1323235091873 is a prime.

It is a super-2 number, since 2×1323235100065² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1323235100069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44344291 + ... + 44374120.

It is an arithmetic number, because the mean of its divisors is an integer number (105131318220).

Almost surely, 2^{1323235100065} is an apocalyptic number.

It is an amenable number.

1323235100065 is a deficient number, since it is larger than the sum of its proper divisors (358865991455).

1323235100065 is a wasteful number, since it uses less digits than its factorization.

1323235100065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88718592.

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 1323235100065 in words is "one trillion, three hundred twenty-three billion, two hundred thirty-five million, one hundred thousand, sixty-five".