212232312302 has 16 divisors (see below), whose sum is σ = 320495674752. Its totient is φ = 105400591800.

The previous prime is 212232312247. The next prime is 212232312329. The reversal of 212232312302 is 203213232212.

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 7 ways as a sum of consecutive naturals, for example, 2748473 + ... + 2824635.

It is an arithmetic number, because the mean of its divisors is an integer number (20030979672).

Almost surely, 2^212232312302 is an apocalyptic number.

212232312302 is a deficient number, since it is larger than the sum of its proper divisors (108263362450).

212232312302 is a wasteful number, since it uses less digits than its factorization.

212232312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85543.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212232312302 its reverse (203213232212), we get a palindrome (415445544514).

The spelling of 212232312302 in words is "two hundred twelve billion, two hundred thirty-two million, three hundred twelve thousand, three hundred two".