12140021230 has 32 divisors (see below), whose sum is σ = 23027934528. Its totient is φ = 4598880000.

The previous prime is 12140021227. The next prime is 12140021233. The reversal of 12140021230 is 3212004121.

It is an interprime number because it is at equal distance from previous prime (12140021227) and next prime (12140021233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140021233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238071 + ... + 284530.

It is an arithmetic number, because the mean of its divisors is an integer number (719622954).

Almost surely, 2^12140021230 is an apocalyptic number.

12140021230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12140021230 is a deficient number, since it is larger than the sum of its proper divisors (10887913298).

12140021230 is a wasteful number, since it uses less digits than its factorization.

12140021230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522732.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12140021230 its reverse (3212004121), we get a palindrome (15352025351).

The spelling of 12140021230 in words is "twelve billion, one hundred forty million, twenty-one thousand, two hundred thirty".