11320200123 has 16 divisors (see below), whose sum is σ = 15266196000. Its totient is φ = 7460812800.

The previous prime is 11320200119. The next prime is 11320200131. The reversal of 11320200123 is 32100202311.

It is not a de Polignac number, because 11320200123 - 2² = 11320200119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11320200103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108273 + ... + 185373.

It is an arithmetic number, because the mean of its divisors is an integer number (954137250).

Almost surely, 2^11320200123 is an apocalyptic number.

11320200123 is a deficient number, since it is larger than the sum of its proper divisors (3945995877).

11320200123 is a wasteful number, since it uses less digits than its factorization.

11320200123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77662.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11320200123 its reverse (32100202311), we get a palindrome (43420402434).

The spelling of 11320200123 in words is "eleven billion, three hundred twenty million, two hundred thousand, one hundred twenty-three".