1122101100999 has 8 divisors (see below), whose sum is σ = 1662372001520. Its totient is φ = 748067400648.

The previous prime is 1122101100983. The next prime is 1122101101001. The reversal of 1122101100999 is 9990011012211.

It is not a de Polignac number, because 1122101100999 - 2⁴ = 1122101100983 is a prime.

It is a super-2 number, since 2×1122101100999² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122101100199) 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, 20779649992 + ... + 20779650045.

It is an arithmetic number, because the mean of its divisors is an integer number (207796500190).

Almost surely, 2^{1122101100999} is an apocalyptic number.

1122101100999 is a deficient number, since it is larger than the sum of its proper divisors (540270900521).

1122101100999 is an equidigital number, since it uses as much as digits as its factorization.

1122101100999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41559300046 (or 41559300040 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 36.

The spelling of 1122101100999 in words is "one trillion, one hundred twenty-two billion, one hundred one million, one hundred thousand, nine hundred ninety-nine".