212021113302 has 32 divisors (see below), whose sum is σ = 491643164160. Its totient is φ = 67600934280.

The previous prime is 212021113301. The next prime is 212021113321. The reversal of 212021113302 is 203311120212.

212021113302 is a `hidden beast` number, since 2 + 120 + 211 + 1 + 330 + 2 = 666.

212021113302 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212021113301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85353474 + ... + 85355957.

It is an arithmetic number, because the mean of its divisors is an integer number (15363848880).

Almost surely, 2^212021113302 is an apocalyptic number.

212021113302 is an abundant number, since it is smaller than the sum of its proper divisors (279622050858).

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

212021113302 is a wasteful number, since it uses less digits than its factorization.

212021113302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170709465 (or 170709459 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212021113302 its reverse (203311120212), we get a palindrome (415332233514).

The spelling of 212021113302 in words is "two hundred twelve billion, twenty-one million, one hundred thirteen thousand, three hundred two".