1222210100002 has 16 divisors (see below), whose sum is σ = 1837777556160. Its totient is φ = 609619359888.

The previous prime is 1222210099991. The next prime is 1222210100047. The reversal of 1222210100002 is 2000010122221.

It is a happy number.

It is an unprimeable number.

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, 933124 + ... + 1820752.

It is an arithmetic number, because the mean of its divisors is an integer number (114861097260).

Almost surely, 2^{1222210100002} is an apocalyptic number.

1222210100002 is a deficient number, since it is larger than the sum of its proper divisors (615567456158).

1222210100002 is an equidigital number, since it uses as much as digits as its factorization.

1222210100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889305.

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

Adding to 1222210100002 its reverse (2000010122221), we get a palindrome (3222220222223).

The spelling of 1222210100002 in words is "one trillion, two hundred twenty-two billion, two hundred ten million, one hundred thousand, two".