11102321202123 has 16 divisors (see below), whose sum is σ = 15166554480000. Its totient is φ = 7219875040320.

The previous prime is 11102321202121. The next prime is 11102321202151. The reversal of 11102321202123 is 32120212320111.

It is not a de Polignac number, because 11102321202123 - 2¹ = 11102321202121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11102321202123.

It is not an unprimeable number, because it can be changed into a prime (11102321202121) 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, 6390073 + ... + 7939626.

It is an arithmetic number, because the mean of its divisors is an integer number (947909655000).

Almost surely, 2^{11102321202123} is an apocalyptic number.

11102321202123 is a deficient number, since it is larger than the sum of its proper divisors (4064233277877).

11102321202123 is a wasteful number, since it uses less digits than its factorization.

11102321202123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14336042.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11102321202123 its reverse (32120212320111), we get a palindrome (43222533522234).

The spelling of 11102321202123 in words is "eleven trillion, one hundred two billion, three hundred twenty-one million, two hundred two thousand, one hundred twenty-three".