212023311002 has 4 divisors (see below), whose sum is σ = 318034966506. Its totient is φ = 106011655500.

The previous prime is 212023310959. The next prime is 212023311037. The reversal of 212023311002 is 200113320212.

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

It can be written as a sum of positive squares in only one way, i.e., 156095317921 + 55927993081 = 395089^2 + 236491^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53005827749 + ... + 53005827752.

Almost surely, 2^212023311002 is an apocalyptic number.

212023311002 is a deficient number, since it is larger than the sum of its proper divisors (106011655504).

212023311002 is a wasteful number, since it uses less digits than its factorization.

212023311002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106011655503.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212023311002 its reverse (200113320212), we get a palindrome (412136631214).

The spelling of 212023311002 in words is "two hundred twelve billion, twenty-three million, three hundred eleven thousand, two".