202112012222 has 8 divisors (see below), whose sum is σ = 310218437496. Its totient is φ = 98705866392.

The previous prime is 202112012203. The next prime is 202112012227. The reversal of 202112012222 is 222210211202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202112012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202112012227) 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, 1175069753 + ... + 1175069924.

It is an arithmetic number, because the mean of its divisors is an integer number (38777304687).

Almost surely, 2^202112012222 is an apocalyptic number.

202112012222 is a deficient number, since it is larger than the sum of its proper divisors (108106425274).

202112012222 is a wasteful number, since it uses less digits than its factorization.

202112012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350139722.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202112012222 its reverse (222210211202), we get a palindrome (424322223424).

The spelling of 202112012222 in words is "two hundred two billion, one hundred twelve million, twelve thousand, two hundred twenty-two".