212020121122 has 8 divisors (see below), whose sum is σ = 318056850972. Its totient is φ = 106001170800.

The previous prime is 212020121101. The next prime is 212020121149. The reversal of 212020121122 is 221121020212.

It is a happy number.

212020121122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 209764916001 + 2255205121 = 458001^2 + 47489^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 212020121096 and 212020121105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4415029 + ... + 4462792.

Almost surely, 2^212020121122 is an apocalyptic number.

212020121122 is a deficient number, since it is larger than the sum of its proper divisors (106036729850).

212020121122 is a wasteful number, since it uses less digits than its factorization.

212020121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8889764.

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

Adding to 212020121122 its reverse (221121020212), we get a palindrome (433141141334).

The spelling of 212020121122 in words is "two hundred twelve billion, twenty million, one hundred twenty-one thousand, one hundred twenty-two".