212120101202 has 4 divisors (see below), whose sum is σ = 318180151806. Its totient is φ = 106060050600.

The previous prime is 212120101183. The next prime is 212120101211. The reversal of 212120101202 is 202101021212.

212120101202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 210983130241 + 1136970961 = 459329^2 + 33719^2 .

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 as a sum of consecutive naturals, namely, 53030025299 + ... + 53030025302.

Almost surely, 2^212120101202 is an apocalyptic number.

212120101202 is a deficient number, since it is larger than the sum of its proper divisors (106060050604).

212120101202 is a wasteful number, since it uses less digits than its factorization.

212120101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106060050603.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212120101202 its reverse (202101021212), we get a palindrome (414221122414).

The spelling of 212120101202 in words is "two hundred twelve billion, one hundred twenty million, one hundred one thousand, two hundred two".