212340211003 has 4 divisors (see below), whose sum is σ = 213642911848. Its totient is φ = 211037510160.

The previous prime is 212340210967. The next prime is 212340211063. The reversal of 212340211003 is 300112043212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212340211003 - 2²⁵ = 212306656571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212340211063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651350178 + ... + 651350503.

It is an arithmetic number, because the mean of its divisors is an integer number (53410727962).

Almost surely, 2^212340211003 is an apocalyptic number.

212340211003 is a deficient number, since it is larger than the sum of its proper divisors (1302700845).

212340211003 is a wasteful number, since it uses less digits than its factorization.

212340211003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302700844.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212340211003 its reverse (300112043212), we get a palindrome (512452254215).

The spelling of 212340211003 in words is "two hundred twelve billion, three hundred forty million, two hundred eleven thousand, three".