201222212220092 has 24 divisors (see below), whose sum is σ = 406429022707680. Its totient is φ = 85384248465600.

The previous prime is 201222212220083. The next prime is 201222212220097. The reversal of 201222212220092 is 290022212222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201222212220097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35576767367 + ... + 35576773022.

It is an arithmetic number, because the mean of its divisors is an integer number (16934542612820).

Almost surely, 2^{201222212220092} is an apocalyptic number.

It is an amenable number.

201222212220092 is an abundant number, since it is smaller than the sum of its proper divisors (205206810487588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201222212220092 is a wasteful number, since it uses less digits than its factorization.

201222212220092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71153540501 (or 71153540499 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 201222212220092 its reverse (290022212222102), we get a palindrome (491244424442194).

The spelling of 201222212220092 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred twelve million, two hundred twenty thousand, ninety-two".