11430002320 has 40 divisors (see below), whose sum is σ = 28990644480. Its totient is φ = 4156364160.

The previous prime is 11430002303. The next prime is 11430002341. The reversal of 11430002320 is 2320003411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11430002294 and 11430002303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6493440 + ... + 6495199.

It is an arithmetic number, because the mean of its divisors is an integer number (724766112).

Almost surely, 2^11430002320 is an apocalyptic number.

11430002320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11430002320 is an abundant number, since it is smaller than the sum of its proper divisors (17560642160).

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

11430002320 is a wasteful number, since it uses less digits than its factorization.

11430002320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12988663 (or 12988657 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11430002320 its reverse (2320003411), we get a palindrome (13750005731).

The spelling of 11430002320 in words is "eleven billion, four hundred thirty million, two thousand, three hundred twenty".