12321001030 has 32 divisors (see below), whose sum is σ = 23895756864. Its totient is φ = 4547012736.

The previous prime is 12321001027. The next prime is 12321001051. The reversal of 12321001030 is 3010012321.

It is a super-2 number, since 2×12321001030² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 12321001030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248604 + ... + 294016.

It is an arithmetic number, because the mean of its divisors is an integer number (746742402).

Almost surely, 2^12321001030 is an apocalyptic number.

12321001030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12321001030 is a deficient number, since it is larger than the sum of its proper divisors (11574755834).

12321001030 is a wasteful number, since it uses less digits than its factorization.

12321001030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47520.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12321001030 its reverse (3010012321), we get a palindrome (15331013351).

The spelling of 12321001030 in words is "twelve billion, three hundred twenty-one million, one thousand, thirty".