212222201203 has 4 divisors (see below), whose sum is σ = 223391790760. Its totient is φ = 201052611648.

The previous prime is 212222201153. The next prime is 212222201227. The reversal of 212222201203 is 302102222212.

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 212222201203 - 2⁹ = 212222200691 is a prime.

It is a super-2 number, since 2×212222201203² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 11169589537 = 212222201203 / (2 + 1 + 2 + 2 + 2 + 2 + 2 + 0 + 1 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212222201003) 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, 5584794750 + ... + 5584794787.

It is an arithmetic number, because the mean of its divisors is an integer number (55847947690).

Almost surely, 2^212222201203 is an apocalyptic number.

212222201203 is a deficient number, since it is larger than the sum of its proper divisors (11169589557).

212222201203 is a wasteful number, since it uses less digits than its factorization.

212222201203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11169589556.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 212222201203 its reverse (302102222212), we get a palindrome (514324423415).

The spelling of 212222201203 in words is "two hundred twelve billion, two hundred twenty-two million, two hundred one thousand, two hundred three".