1002232102221 has 48 divisors (see below), whose sum is σ = 1671132128640. Its totient is φ = 566941161600.

The previous prime is 1002232102217. The next prime is 1002232102237. The reversal of 1002232102221 is 1222012322001.

1002232102221 is a `hidden beast` number, since 10 + 0 + 223 + 210 + 2 + 221 = 666.

It is not a de Polignac number, because 1002232102221 - 2² = 1002232102217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002232102194 and 1002232102203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002232103221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64061226 + ... + 64076868.

It is an arithmetic number, because the mean of its divisors is an integer number (34815252680).

Almost surely, 2^{1002232102221} is an apocalyptic number.

It is an amenable number.

1002232102221 is a deficient number, since it is larger than the sum of its proper divisors (668900026419).

1002232102221 is a wasteful number, since it uses less digits than its factorization.

1002232102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25826 (or 25823 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1002232102221 its reverse (1222012322001), we get a palindrome (2224244424222).

The spelling of 1002232102221 in words is "one trillion, two billion, two hundred thirty-two million, one hundred two thousand, two hundred twenty-one".