1002001222195 has 8 divisors (see below), whose sum is σ = 1202414751936. Its totient is φ = 801592120896.

The previous prime is 1002001222153. The next prime is 1002001222199. The reversal of 1002001222195 is 5912221002001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002001222195 - 2¹³ = 1002001214003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002001222199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587122 + ... + 1532551.

It is an arithmetic number, because the mean of its divisors is an integer number (150301843992).

Almost surely, 2^{1002001222195} is an apocalyptic number.

1002001222195 is a deficient number, since it is larger than the sum of its proper divisors (200413529741).

1002001222195 is an equidigital number, since it uses as much as digits as its factorization.

1002001222195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214221.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 1002001222195 its reverse (5912221002001), we get a palindrome (6914222224196).

The spelling of 1002001222195 in words is "one trillion, two billion, one million, two hundred twenty-two thousand, one hundred ninety-five".