1002022110212 has 6 divisors (see below), whose sum is σ = 1753538692878. Its totient is φ = 501011055104.

The previous prime is 1002022110209. The next prime is 1002022110253. The reversal of 1002022110212 is 2120112202001.

It can be written as a sum of positive squares in only one way, i.e., 678540997696 + 323481112516 = 823736^2 + 568754^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125252763773 + ... + 125252763780.

It is an arithmetic number, because the mean of its divisors is an integer number (292256448813).

Almost surely, 2^{1002022110212} is an apocalyptic number.

It is an amenable number.

1002022110212 is a deficient number, since it is larger than the sum of its proper divisors (751516582666).

1002022110212 is a wasteful number, since it uses less digits than its factorization.

1002022110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250505527557 (or 250505527555 counting only the distinct ones).

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

Adding to 1002022110212 its reverse (2120112202001), we get a palindrome (3122134312213).

The spelling of 1002022110212 in words is "one trillion, two billion, twenty-two million, one hundred ten thousand, two hundred twelve".