202101212010202 has 16 divisors (see below), whose sum is σ = 303537350880000. Its totient is φ = 100922120339040.

The previous prime is 202101212010193. The next prime is 202101212010221. The reversal of 202101212010202 is 202010212101202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9679174 + ... + 22313422.

It is an arithmetic number, because the mean of its divisors is an integer number (18971084430000).

Almost surely, 2^{202101212010202} is an apocalyptic number.

202101212010202 is a deficient number, since it is larger than the sum of its proper divisors (101436138869798).

202101212010202 is a wasteful number, since it uses less digits than its factorization.

202101212010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12644421.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202101212010202 its reverse (202010212101202), we get a palindrome (404111424111404).

The spelling of 202101212010202 in words is "two hundred two trillion, one hundred one billion, two hundred twelve million, ten thousand, two hundred two".