1002221122001 has 8 divisors (see below), whose sum is σ = 1094036164704. Its totient is φ = 910523417920.

The previous prime is 1002221121971. The next prime is 1002221122081. The reversal of 1002221122001 is 1002211222001.

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 1002221122001 - 2¹⁰ = 1002221120977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002221122081) 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, 29316791 + ... + 29350956.

It is an arithmetic number, because the mean of its divisors is an integer number (136754520588).

Almost surely, 2^{1002221122001} is an apocalyptic number.

1002221122001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002221122001 is a deficient number, since it is larger than the sum of its proper divisors (91815042703).

1002221122001 is a wasteful number, since it uses less digits than its factorization.

1002221122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58669311.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1002221122001 its reverse (1002211222001), we get a palindrome (2004432344002).

The spelling of 1002221122001 in words is "one trillion, two billion, two hundred twenty-one million, one hundred twenty-two thousand, one".