12016213122 has 16 divisors (see below), whose sum is σ = 25446098592. Its totient is φ = 3769792320.

The previous prime is 12016213093. The next prime is 12016213141. The reversal of 12016213122 is 22131261021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58902904 + ... + 58903107.

It is an arithmetic number, because the mean of its divisors is an integer number (1590381162).

Almost surely, 2^12016213122 is an apocalyptic number.

12016213122 is an abundant number, since it is smaller than the sum of its proper divisors (13429885470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12016213122 is a wasteful number, since it uses less digits than its factorization.

12016213122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117806033.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12016213122 its reverse (22131261021), we get a palindrome (34147474143).

The spelling of 12016213122 in words is "twelve billion, sixteen million, two hundred thirteen thousand, one hundred twenty-two".