12220001120002 has 16 divisors (see below), whose sum is σ = 19746115293240. Its totient is φ = 5638253807232.

The previous prime is 12220001119969. The next prime is 12220001120039. The reversal of 12220001120002 is 20002110002221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4417861700641 + 7802139419361 = 2101871^2 + 2793231^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 72694003 + ... + 72861910.

Almost surely, 2^{12220001120002} is an apocalyptic number.

12220001120002 is a deficient number, since it is larger than the sum of its proper divisors (7526114173238).

12220001120002 is a wasteful number, since it uses less digits than its factorization.

12220001120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145559157.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220001120002 its reverse (20002110002221), we get a palindrome (32222111122223).

The spelling of 12220001120002 in words is "twelve trillion, two hundred twenty billion, one million, one hundred twenty thousand, two".