12202120022002 has 16 divisors (see below), whose sum is σ = 18326285779032. Its totient is φ = 6093358755840.

The previous prime is 12202120021943. The next prime is 12202120022009. The reversal of 12202120022002 is 20022002120221.

It can be written as a sum of positive squares in 4 ways, for example, as 11290211528281 + 911908493721 = 3360091^2 + 954939^2 .

It is not an unprimeable number, because it can be changed into a prime (12202120022009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39868018 + ... + 40172914.

Almost surely, 2^{12202120022002} is an apocalyptic number.

12202120022002 is a deficient number, since it is larger than the sum of its proper divisors (6124165757030).

12202120022002 is a wasteful number, since it uses less digits than its factorization.

12202120022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330093.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12202120022002 its reverse (20022002120221), we get a palindrome (32224122142223).

The spelling of 12202120022002 in words is "twelve trillion, two hundred two billion, one hundred twenty million, twenty-two thousand, two".