11102012221123 has 8 divisors (see below), whose sum is σ = 11755105013520. Its totient is φ = 10448923123200.

The previous prime is 11102012221099. The next prime is 11102012221127. The reversal of 11102012221123 is 32112221020111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11102012221123 is a prime.

It is a super-2 number, since 2×11102012221123² (a number of 27 digits) contains 22 as substring.

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 11102012221123.

It is not an unprimeable number, because it can be changed into a prime (11102012221127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7413408 + ... + 8784226.

It is an arithmetic number, because the mean of its divisors is an integer number (1469388126690).

Almost surely, 2^{11102012221123} is an apocalyptic number.

11102012221123 is a deficient number, since it is larger than the sum of its proper divisors (653092792397).

11102012221123 is a wasteful number, since it uses less digits than its factorization.

11102012221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847237.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11102012221123 its reverse (32112221020111), we get a palindrome (43214233241234).

The spelling of 11102012221123 in words is "eleven trillion, one hundred two billion, twelve million, two hundred twenty-one thousand, one hundred twenty-three".