202101222112222 has 4 divisors (see below), whose sum is σ = 303151833168336. Its totient is φ = 101050611056110.

The previous prime is 202101222112123. The next prime is 202101222112253. The reversal of 202101222112222 is 222211222101202.

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

It is a junction number, because it is equal to n+sod(n) for n = 202101222112193 and 202101222112202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50525305528054 + ... + 50525305528057.

It is an arithmetic number, because the mean of its divisors is an integer number (75787958292084).

Almost surely, 2^{202101222112222} is an apocalyptic number.

202101222112222 is a deficient number, since it is larger than the sum of its proper divisors (101050611056114).

202101222112222 is a wasteful number, since it uses less digits than its factorization.

202101222112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101050611056113.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 202101222112222 its reverse (222211222101202), we get a palindrome (424312444213424).

The spelling of 202101222112222 in words is "two hundred two trillion, one hundred one billion, two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-two".