212120020101202 has 8 divisors (see below), whose sum is σ = 318180214406412. Its totient is φ = 106059948632400.

The previous prime is 212120020101193. The next prime is 212120020101221. The reversal of 212120020101202 is 202101020021212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 141189077054601 + 70930943046601 = 11882301^2 + 8422051^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26263249 + ... + 33376612.

Almost surely, 2^{212120020101202} is an apocalyptic number.

212120020101202 is a deficient number, since it is larger than the sum of its proper divisors (106060194305210).

212120020101202 is a wasteful number, since it uses less digits than its factorization.

212120020101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61418204.

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

Adding to 212120020101202 its reverse (202101020021212), we get a palindrome (414221040122414).

The spelling of 212120020101202 in words is "two hundred twelve trillion, one hundred twenty billion, twenty million, one hundred one thousand, two hundred two".