11320123302 has 128 divisors (see below), whose sum is σ = 27877893120. Its totient is φ = 3386718720.

The previous prime is 11320123237. The next prime is 11320123307. The reversal of 11320123302 is 20332102311.

11320123302 is a `hidden beast` number, since 1 + 1 + 320 + 12 + 330 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320123307) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9732973 + ... + 9734135.

It is an arithmetic number, because the mean of its divisors is an integer number (217796040).

Almost surely, 2^11320123302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11320123302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13938946560).

11320123302 is an abundant number, since it is smaller than the sum of its proper divisors (16557769818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11320123302 is a wasteful number, since it uses less digits than its factorization.

11320123302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675 (or 1669 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11320123302 its reverse (20332102311), we get a palindrome (31652225613).

It can be divided in two parts, 113201 and 23302, that added together give a triangular number (136503 = T₅₂₂).

The spelling of 11320123302 in words is "eleven billion, three hundred twenty million, one hundred twenty-three thousand, three hundred two".