12001010220122 has 32 divisors (see below), whose sum is σ = 22456035661824. Its totient is φ = 4673095772400.

The previous prime is 12001010220071. The next prime is 12001010220151. The reversal of 12001010220122 is 22102201010021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 12001010220097 and 12001010220106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21578654 + ... + 22127817.

It is an arithmetic number, because the mean of its divisors is an integer number (701751114432).

Almost surely, 2^{12001010220122} is an apocalyptic number.

12001010220122 is a deficient number, since it is larger than the sum of its proper divisors (10455025441702).

12001010220122 is a wasteful number, since it uses less digits than its factorization.

12001010220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43708274.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12001010220122 its reverse (22102201010021), we get a palindrome (34103211230143).

The spelling of 12001010220122 in words is "twelve trillion, one billion, ten million, two hundred twenty thousand, one hundred twenty-two".