12018389730022 has 128 divisors (see below), whose sum is σ = 21741621350400. Its totient is φ = 4926197692416.

The previous prime is 12018389730013. The next prime is 12018389730029. The reversal of 12018389730022 is 22003798381021.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12018389730029) 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, 259952004 + ... + 259998232.

It is an arithmetic number, because the mean of its divisors is an integer number (169856416800).

Almost surely, 2^{12018389730022} is an apocalyptic number.

12018389730022 is a deficient number, since it is larger than the sum of its proper divisors (9723231620378).

12018389730022 is a wasteful number, since it uses less digits than its factorization.

12018389730022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46630.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 12018389730022 in words is "twelve trillion, eighteen billion, three hundred eighty-nine million, seven hundred thirty thousand, twenty-two".