11103020221099 has 16 divisors (see below), whose sum is σ = 12270356409600. Its totient is φ = 9999592153056.

The previous prime is 11103020221091. The next prime is 11103020221141. The reversal of 11103020221099 is 99012202030111.

It is a cyclic number.

It is not a de Polignac number, because 11103020221099 - 2³ = 11103020221091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11103020221099.

It is not an unprimeable number, because it can be changed into a prime (11103020221091) 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, 77865484 + ... + 78007945.

It is an arithmetic number, because the mean of its divisors is an integer number (766897275600).

Almost surely, 2^{11103020221099} is an apocalyptic number.

11103020221099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11103020221099 is a deficient number, since it is larger than the sum of its proper divisors (1167336188501).

11103020221099 is a wasteful number, since it uses less digits than its factorization.

11103020221099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155873634.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 11103020221099 in words is "eleven trillion, one hundred three billion, twenty million, two hundred twenty-one thousand, ninety-nine".