10202002120012 has 12 divisors (see below), whose sum is σ = 17878334735520. Its totient is φ = 5093906481296.

The previous prime is 10202002119977. The next prime is 10202002120043. The reversal of 10202002120012 is 21002120020201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10202002119974 and 10202002120001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773641443 + ... + 1773647194.

It is an arithmetic number, because the mean of its divisors is an integer number (1489861227960).

Almost surely, 2^{10202002120012} is an apocalyptic number.

It is an amenable number.

10202002120012 is a deficient number, since it is larger than the sum of its proper divisors (7676332615508).

10202002120012 is a wasteful number, since it uses less digits than its factorization.

10202002120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547289360 (or 3547289358 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10202002120012 its reverse (21002120020201), we get a palindrome (31204122140213).

The spelling of 10202002120012 in words is "ten trillion, two hundred two billion, two million, one hundred twenty thousand, twelve".