11320253123 has 4 divisors (see below), whose sum is σ = 11512121880. Its totient is φ = 11128384368.

The previous prime is 11320253107. The next prime is 11320253173. The reversal of 11320253123 is 32135202311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11320253123 - 2⁴ = 11320253107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11320253173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95934290 + ... + 95934407.

It is an arithmetic number, because the mean of its divisors is an integer number (2878030470).

Almost surely, 2^11320253123 is an apocalyptic number.

11320253123 is a deficient number, since it is larger than the sum of its proper divisors (191868757).

11320253123 is an equidigital number, since it uses as much as digits as its factorization.

11320253123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191868756.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 11320253123 its reverse (32135202311), we get a palindrome (43455455434).

The spelling of 11320253123 in words is "eleven billion, three hundred twenty million, two hundred fifty-three thousand, one hundred twenty-three".