212200042302 has 32 divisors (see below), whose sum is σ = 487816192800. Its totient is φ = 68294265984.

The previous prime is 212200042277. The next prime is 212200042303. The reversal of 212200042302 is 203240002212.

212200042302 is a `hidden beast` number, since 21 + 220 + 0 + 0 + 423 + 0 + 2 = 666.

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 (212200042303) 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, 67750683 + ... + 67753814.

It is an arithmetic number, because the mean of its divisors is an integer number (15244256025).

Almost surely, 2^212200042302 is an apocalyptic number.

212200042302 is an abundant number, since it is smaller than the sum of its proper divisors (275616150498).

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

212200042302 is a wasteful number, since it uses less digits than its factorization.

212200042302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135504537 (or 135504531 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 212200042302 its reverse (203240002212), we get a palindrome (415440044514).

The spelling of 212200042302 in words is "two hundred twelve billion, two hundred million, forty-two thousand, three hundred two".