12013013122330 has 64 divisors (see below), whose sum is σ = 23787504119808. Its totient is φ = 4331775362560.

The previous prime is 12013013122301. The next prime is 12013013122339. The reversal of 12013013122330 is 3322131031021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (12013013122339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6464382 + ... + 8112598.

It is an arithmetic number, because the mean of its divisors is an integer number (371679751872).

Almost surely, 2^{12013013122330} is an apocalyptic number.

12013013122330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12013013122330 is a deficient number, since it is larger than the sum of its proper divisors (11774490997478).

12013013122330 is a wasteful number, since it uses less digits than its factorization.

12013013122330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648791.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12013013122330 its reverse (3322131031021), we get a palindrome (15335144153351).

The spelling of 12013013122330 in words is "twelve trillion, thirteen billion, thirteen million, one hundred twenty-two thousand, three hundred thirty".