11301020123 has 12 divisors (see below), whose sum is σ = 11826201408. Its totient is φ = 10798262640.

The previous prime is 11301020111. The next prime is 11301020131. The reversal of 11301020123 is 32102010311.

It is not a de Polignac number, because 11301020123 - 2¹⁴ = 11301003739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301020098 and 11301020107.

It is not an unprimeable number, because it can be changed into a prime (11301020173) 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 11 ways as a sum of consecutive naturals, for example, 513461 + ... + 535017.

It is an arithmetic number, because the mean of its divisors is an integer number (985516784).

Almost surely, 2^11301020123 is an apocalyptic number.

11301020123 is a deficient number, since it is larger than the sum of its proper divisors (525181285).

11301020123 is an equidigital number, since it uses as much as digits as its factorization.

11301020123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22594 (or 22571 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11301020123 its reverse (32102010311), we get a palindrome (43403030434).

The spelling of 11301020123 in words is "eleven billion, three hundred one million, twenty thousand, one hundred twenty-three".