1122011199965 has 8 divisors (see below), whose sum is σ = 1346652241920. Its totient is φ = 897449758672.

The previous prime is 1122011199913. The next prime is 1122011199971. The reversal of 1122011199965 is 5699911102211.

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 1122011199965 - 2²⁰ = 1122010151389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19869149 + ... + 19925538.

It is an arithmetic number, because the mean of its divisors is an integer number (168331530240).

Almost surely, 2^{1122011199965} is an apocalyptic number.

It is an amenable number.

1122011199965 is a deficient number, since it is larger than the sum of its proper divisors (224641041955).

1122011199965 is an equidigital number, since it uses as much as digits as its factorization.

1122011199965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39800331.

The product of its (nonzero) digits is 87480, while the sum is 47.

The spelling of 1122011199965 in words is "one trillion, one hundred twenty-two billion, eleven million, one hundred ninety-nine thousand, nine hundred sixty-five".