212012022111202 has 8 divisors (see below), whose sum is σ = 336724976294316. Its totient is φ = 99770363346432.

The previous prime is 212012022111173. The next prime is 212012022111283. The reversal of 212012022111202 is 202111220210212.

It can be written as a sum of positive squares in 2 ways, for example, as 192808248862681 + 19203773248521 = 13885541^2 + 4382211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212012022111202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3117823854543 + ... + 3117823854610.

Almost surely, 2^{212012022111202} is an apocalyptic number.

212012022111202 is a deficient number, since it is larger than the sum of its proper divisors (124712954183114).

212012022111202 is a wasteful number, since it uses less digits than its factorization.

212012022111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235647709172.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212012022111202 its reverse (202111220210212), we get a palindrome (414123242321414).

The spelling of 212012022111202 in words is "two hundred twelve trillion, twelve billion, twenty-two million, one hundred eleven thousand, two hundred two".