212021032302 has 32 divisors (see below), whose sum is σ = 471172892160. Its totient is φ = 70671421080.

The previous prime is 212021032297. The next prime is 212021032337. The reversal of 212021032302 is 203230120212.

212021032302 is a `hidden beast` number, since 2 + 120 + 210 + 32 + 302 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3274413 + ... + 3338535.

It is an arithmetic number, because the mean of its divisors is an integer number (14724152880).

Almost surely, 2^212021032302 is an apocalyptic number.

212021032302 is an abundant number, since it is smaller than the sum of its proper divisors (259151859858).

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

212021032302 is a wasteful number, since it uses less digits than its factorization.

212021032302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125365 (or 125359 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 212021032302 its reverse (203230120212), we get a palindrome (415251152514).

It can be divided in two parts, 2120210 and 32302, that added together give a palindrome (2152512).

The spelling of 212021032302 in words is "two hundred twelve billion, twenty-one million, thirty-two thousand, three hundred two".