212301210040202 has 4 divisors (see below), whose sum is σ = 318451815060306. Its totient is φ = 106150605020100.

The previous prime is 212301210040177. The next prime is 212301210040229. The reversal of 212301210040202 is 202040012103212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 178480809228241 + 33820400811961 = 13359671^2 + 5815531^2 .

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 as a sum of consecutive naturals, namely, 53075302510049 + ... + 53075302510052.

Almost surely, 2^{212301210040202} is an apocalyptic number.

212301210040202 is a deficient number, since it is larger than the sum of its proper divisors (106150605020104).

212301210040202 is a wasteful number, since it uses less digits than its factorization.

212301210040202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106150605020103.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212301210040202 its reverse (202040012103212), we get a palindrome (414341222143414).

The spelling of 212301210040202 in words is "two hundred twelve trillion, three hundred one billion, two hundred ten million, forty thousand, two hundred two".