212310203302 has 4 divisors (see below), whose sum is σ = 318465304956. Its totient is φ = 106155101650.

The previous prime is 212310203299. The next prime is 212310203353. The reversal of 212310203302 is 203302013212.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×212310203302² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212310203302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53077550824 + ... + 53077550827.

It is an arithmetic number, because the mean of its divisors is an integer number (79616326239).

Almost surely, 2^212310203302 is an apocalyptic number.

212310203302 is a deficient number, since it is larger than the sum of its proper divisors (106155101654).

212310203302 is a wasteful number, since it uses less digits than its factorization.

212310203302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106155101653.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 212310203302 its reverse (203302013212), we get a palindrome (415612216514).

The spelling of 212310203302 in words is "two hundred twelve billion, three hundred ten million, two hundred three thousand, three hundred two".