202222100121112 has 8 divisors (see below), whose sum is σ = 379166437727100. Its totient is φ = 101111050060552.

The previous prime is 202222100121053. The next prime is 202222100121121. The reversal of 202222100121112 is 211121001222202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 202222100121112.

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, 12638881257562 + ... + 12638881257577.

Almost surely, 2^{202222100121112} is an apocalyptic number.

It is an amenable number.

202222100121112 is a deficient number, since it is larger than the sum of its proper divisors (176944337605988).

202222100121112 is a wasteful number, since it uses less digits than its factorization.

202222100121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25277762515145 (or 25277762515141 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202222100121112 its reverse (211121001222202), we get a palindrome (413343101343314).

The spelling of 202222100121112 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, one hundred twelve".