12061618022 has 16 divisors (see below), whose sum is σ = 18318059280. Its totient is φ = 5955763968.

The previous prime is 12061618021. The next prime is 12061618067. The reversal of 12061618022 is 22081616021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12061618021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106238 + ... + 188174.

It is an arithmetic number, because the mean of its divisors is an integer number (1144878705).

Almost surely, 2^12061618022 is an apocalyptic number.

12061618022 is a deficient number, since it is larger than the sum of its proper divisors (6256441258).

12061618022 is an equidigital number, since it uses as much as digits as its factorization.

12061618022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82855.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 12061618022 in words is "twelve billion, sixty-one million, six hundred eighteen thousand, twenty-two".