1022002221195 has 12 divisors (see below), whose sum is σ = 1771470516816. Its totient is φ = 545067851280.

The previous prime is 1022002221169. The next prime is 1022002221241. The reversal of 1022002221195 is 5911222002201.

It is a happy number.

It is not a de Polignac number, because 1022002221195 - 2¹² = 1022002217099 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11355580191 + ... + 11355580280.

It is an arithmetic number, because the mean of its divisors is an integer number (147622543068).

Almost surely, 2^{1022002221195} is an apocalyptic number.

1022002221195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1022002221195 is a deficient number, since it is larger than the sum of its proper divisors (749468295621).

1022002221195 is a wasteful number, since it uses less digits than its factorization.

1022002221195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22711160482 (or 22711160479 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 1022002221195 its reverse (5911222002201), we get a palindrome (6933224223396).

The spelling of 1022002221195 in words is "one trillion, twenty-two billion, two million, two hundred twenty-one thousand, one hundred ninety-five".