2012221210202 has 16 divisors (see below), whose sum is σ = 3449615418432. Its totient is φ = 862357182720.

The previous prime is 2012221210159. The next prime is 2012221210229. The reversal of 2012221210202 is 2020121222102.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 1403624 + ... + 2448387.

It is an arithmetic number, because the mean of its divisors is an integer number (215600963652).

Almost surely, 2^{2012221210202} is an apocalyptic number.

2012221210202 is a deficient number, since it is larger than the sum of its proper divisors (1437394208230).

2012221210202 is a wasteful number, since it uses less digits than its factorization.

2012221210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889333.

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

Adding to 2012221210202 its reverse (2020121222102), we get a palindrome (4032342432304).

The spelling of 2012221210202 in words is "two trillion, twelve billion, two hundred twenty-one million, two hundred ten thousand, two hundred two".