1212022320002 has 16 divisors (see below), whose sum is σ = 1958201808192. Its totient is φ = 559303602960.

The previous prime is 1212022320001. The next prime is 1212022320011. The reversal of 1212022320002 is 2000232202121.

It is not an unprimeable number, because it can be changed into a prime (1212022320001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3642278 + ... + 3961089.

It is an arithmetic number, because the mean of its divisors is an integer number (122387613012).

Almost surely, 2^{1212022320002} is an apocalyptic number.

1212022320002 is a deficient number, since it is larger than the sum of its proper divisors (746179488190).

1212022320002 is a wasteful number, since it uses less digits than its factorization.

1212022320002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7609513.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 1212022320002 its reverse (2000232202121), we get a palindrome (3212254522123).

The spelling of 1212022320002 in words is "one trillion, two hundred twelve billion, twenty-two million, three hundred twenty thousand, two".