11101221102124 has 12 divisors (see below), whose sum is σ = 19427238916344. Its totient is φ = 5550581411744.

The previous prime is 11101221102107. The next prime is 11101221102241. The reversal of 11101221102124 is 42120112210111.

It is a super-4 number, since 4×11101221102124⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6416137 + ... + 7960480.

It is an arithmetic number, because the mean of its divisors is an integer number (1618936576362).

Almost surely, 2^{11101221102124} is an apocalyptic number.

It is an amenable number.

11101221102124 is a deficient number, since it is larger than the sum of its proper divisors (8326017814220).

11101221102124 is a wasteful number, since it uses less digits than its factorization.

11101221102124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14569664 (or 14569662 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11101221102124 its reverse (42120112210111), we get a palindrome (53221333312235).

The spelling of 11101221102124 in words is "eleven trillion, one hundred one billion, two hundred twenty-one million, one hundred two thousand, one hundred twenty-four".