1002121202212 has 24 divisors (see below), whose sum is σ = 1888720981056. Its totient is φ = 462491042208.

The previous prime is 1002121202197. The next prime is 1002121202239. The reversal of 1002121202212 is 2122021212001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382863 + ... + 1466569.

It is an arithmetic number, because the mean of its divisors is an integer number (78696707544).

Almost surely, 2^{1002121202212} is an apocalyptic number.

It is an amenable number.

1002121202212 is a deficient number, since it is larger than the sum of its proper divisors (886599778844).

1002121202212 is a wasteful number, since it uses less digits than its factorization.

1002121202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101507 (or 1101505 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1002121202212 its reverse (2122021212001), we get a palindrome (3124142414213).

The spelling of 1002121202212 in words is "one trillion, two billion, one hundred twenty-one million, two hundred two thousand, two hundred twelve".