11030321301123 has 4 divisors (see below), whose sum is σ = 14707095068168. Its totient is φ = 7353547534080.

The previous prime is 11030321301073. The next prime is 11030321301157. The reversal of 11030321301123 is 32110312303011.

It is a happy number.

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

It is not a de Polignac number, because 11030321301123 - 2²¹ = 11030319203971 is a prime.

It is a super-2 number, since 2×11030321301123² (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 11030321301123.

It is not an unprimeable number, because it can be changed into a prime (11030321301523) 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, 1838386883518 + ... + 1838386883523.

It is an arithmetic number, because the mean of its divisors is an integer number (3676773767042).

Almost surely, 2^{11030321301123} is an apocalyptic number.

11030321301123 is a deficient number, since it is larger than the sum of its proper divisors (3676773767045).

11030321301123 is an equidigital number, since it uses as much as digits as its factorization.

11030321301123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676773767044.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11030321301123 its reverse (32110312303011), we get a palindrome (43140633604134).

The spelling of 11030321301123 in words is "eleven trillion, thirty billion, three hundred twenty-one million, three hundred one thousand, one hundred twenty-three".