10212121012202 has 16 divisors (see below), whose sum is σ = 15365287219200. Its totient is φ = 5090360267520.

The previous prime is 10212121012183. The next prime is 10212121012283. The reversal of 10212121012202 is 20221012121201.

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, 12178199 + ... + 12989717.

It is an arithmetic number, because the mean of its divisors is an integer number (960330451200).

Almost surely, 2^{10212121012202} is an apocalyptic number.

10212121012202 is a deficient number, since it is larger than the sum of its proper divisors (5153166206998).

10212121012202 is a wasteful number, since it uses less digits than its factorization.

10212121012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830861.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10212121012202 its reverse (20221012121201), we get a palindrome (30433133133403).

The spelling of 10212121012202 in words is "ten trillion, two hundred twelve billion, one hundred twenty-one million, twelve thousand, two hundred two".