212111020302 has 32 divisors (see below), whose sum is σ = 443622693888. Its totient is φ = 67483512096.

The previous prime is 212111020291. The next prime is 212111020333. The reversal of 212111020302 is 203020111212.

212111020302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1595973 + ... + 1723760.

It is an arithmetic number, because the mean of its divisors is an integer number (13863209184).

Almost surely, 2^212111020302 is an apocalyptic number.

212111020302 is an abundant number, since it is smaller than the sum of its proper divisors (231511673586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212111020302 is a wasteful number, since it uses less digits than its factorization.

212111020302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320224.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212111020302 its reverse (203020111212), we get a palindrome (415131131514).

It can be divided in two parts, 2121110 and 20302, that added together give a palindrome (2141412).

The spelling of 212111020302 in words is "two hundred twelve billion, one hundred eleven million, twenty thousand, three hundred two".