2002120221212 has 6 divisors (see below), whose sum is σ = 3503710387128. Its totient is φ = 1001060110604.

The previous prime is 2002120221203. The next prime is 2002120221239. The reversal of 2002120221212 is 2121220212002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250265027648 + ... + 250265027655.

It is an arithmetic number, because the mean of its divisors is an integer number (583951731188).

Almost surely, 2^{2002120221212} is an apocalyptic number.

It is an amenable number.

2002120221212 is a deficient number, since it is larger than the sum of its proper divisors (1501590165916).

2002120221212 is a wasteful number, since it uses less digits than its factorization.

2002120221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500530055307 (or 500530055305 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2002120221212 its reverse (2121220212002), we get a palindrome (4123340433214).

The spelling of 2002120221212 in words is "two trillion, two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred twelve".