201202110021222 has 32 divisors (see below), whose sum is σ = 449963671404000. Its totient is φ = 66640189303584.

The previous prime is 201202110021113. The next prime is 201202110021251. The reversal of 201202110021222 is 222120011202102.

It is a happy number.

201202110021222 is a `hidden beast` number, since 201 + 20 + 211 + 0 + 0 + 212 + 22 = 666.

201202110021222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201202110021195 and 201202110021204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11866122097 + ... + 11866139052.

It is an arithmetic number, because the mean of its divisors is an integer number (14061364731375).

Almost surely, 2^{201202110021222} is an apocalyptic number.

201202110021222 is an abundant number, since it is smaller than the sum of its proper divisors (248761561382778).

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

201202110021222 is a wasteful number, since it uses less digits than its factorization.

201202110021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23732261317 (or 23732261311 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201202110021222 its reverse (222120011202102), we get a palindrome (423322121223324).

The spelling of 201202110021222 in words is "two hundred one trillion, two hundred two billion, one hundred ten million, twenty-one thousand, two hundred twenty-two".