1002021002211 has 8 divisors (see below), whose sum is σ = 1337826159360. Its totient is φ = 667114923272.

The previous prime is 1002021002197. The next prime is 1002021002219. The reversal of 1002021002211 is 1122001202001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002021002211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002021002219) 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, 224766951 + ... + 224771408.

It is an arithmetic number, because the mean of its divisors is an integer number (167228269920).

Almost surely, 2^{1002021002211} is an apocalyptic number.

1002021002211 is a deficient number, since it is larger than the sum of its proper divisors (335805157149).

1002021002211 is an equidigital number, since it uses as much as digits as its factorization.

1002021002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449539105.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002021002211 its reverse (1122001202001), we get a palindrome (2124022204212).

The spelling of 1002021002211 in words is "one trillion, two billion, twenty-one million, two thousand, two hundred eleven".