11011221002099 has 16 divisors (see below), whose sum is σ = 11331229968000. Its totient is φ = 10695095844864.

The previous prime is 11011221002053. The next prime is 11011221002189. The reversal of 11011221002099 is 99020012211011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011221002099 is a prime.

It is a super-2 number, since 2×11011221002099² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011221002039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1554827 + ... + 4943675.

It is an arithmetic number, because the mean of its divisors is an integer number (708201873000).

Almost surely, 2^{11011221002099} is an apocalyptic number.

11011221002099 is a deficient number, since it is larger than the sum of its proper divisors (320008965901).

11011221002099 is a wasteful number, since it uses less digits than its factorization.

11011221002099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3389422.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 11011221002099 in words is "eleven trillion, eleven billion, two hundred twenty-one million, two thousand, ninety-nine".