1002216566002 has 4 divisors (see below), whose sum is σ = 1503324849006. Its totient is φ = 501108283000.

The previous prime is 1002216565937. The next prime is 1002216566027. The reversal of 1002216566002 is 2006656122001.

1002216566002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 693970636401 + 308245929601 = 833049^2 + 555199^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250554141499 + ... + 250554141502.

Almost surely, 2^{1002216566002} is an apocalyptic number.

1002216566002 is a deficient number, since it is larger than the sum of its proper divisors (501108283004).

1002216566002 is an equidigital number, since it uses as much as digits as its factorization.

1002216566002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501108283003.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 1002216566002 in words is "one trillion, two billion, two hundred sixteen million, five hundred sixty-six thousand, two".