212301202121203 has 4 divisors (see below), whose sum is σ = 228632063822848. Its totient is φ = 195970340419560.

The previous prime is 212301202121191. The next prime is 212301202121209. The reversal of 212301202121203 is 302121202103212.

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 212301202121203 - 2⁵ = 212301202121171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212301202121209) 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, 8165430850803 + ... + 8165430850828.

It is an arithmetic number, because the mean of its divisors is an integer number (57158015955712).

Almost surely, 2^{212301202121203} is an apocalyptic number.

212301202121203 is a deficient number, since it is larger than the sum of its proper divisors (16330861701645).

212301202121203 is a wasteful number, since it uses less digits than its factorization.

212301202121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16330861701644.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 212301202121203 its reverse (302121202103212), we get a palindrome (514422404224415).

The spelling of 212301202121203 in words is "two hundred twelve trillion, three hundred one billion, two hundred two million, one hundred twenty-one thousand, two hundred three".