1002210010221 has 32 divisors (see below), whose sum is σ = 1660714133760. Its totient is φ = 524436028416.

The previous prime is 1002210010169. The next prime is 1002210010229. The reversal of 1002210010221 is 1220100122001.

It is not a de Polignac number, because 1002210010221 - 2¹³ = 1002210002029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002210010197 and 1002210010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002210010229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37923426 + ... + 37949843.

It is an arithmetic number, because the mean of its divisors is an integer number (51897316680).

Almost surely, 2^{1002210010221} is an apocalyptic number.

It is an amenable number.

1002210010221 is a deficient number, since it is larger than the sum of its proper divisors (658504123539).

1002210010221 is a wasteful number, since it uses less digits than its factorization.

1002210010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75873333.

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

Adding to 1002210010221 its reverse (1220100122001), we get a palindrome (2222310132222).

The spelling of 1002210010221 in words is "one trillion, two billion, two hundred ten million, ten thousand, two hundred twenty-one".