11331122099897 has 8 divisors (see below), whose sum is σ = 11930179180800. Its totient is φ = 10732333242384.

The previous prime is 11331122099893. The next prime is 11331122099929. The reversal of 11331122099897 is 79899022113311.

It is a happy number.

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

It is not a de Polignac number, because 11331122099897 - 2² = 11331122099893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331122099893) 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, 66969122 + ... + 67138107.

It is an arithmetic number, because the mean of its divisors is an integer number (1491272397600).

Almost surely, 2^{11331122099897} is an apocalyptic number.

It is an amenable number.

11331122099897 is a deficient number, since it is larger than the sum of its proper divisors (599057080903).

11331122099897 is a wasteful number, since it uses less digits than its factorization.

11331122099897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134111695.

The product of its (nonzero) digits is 1469664, while the sum is 56.

The spelling of 11331122099897 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, ninety-nine thousand, eight hundred ninety-seven".