201201210022 has 4 divisors (see below), whose sum is σ = 301801815036. Its totient is φ = 100600605010.

The previous prime is 201201209999. The next prime is 201201210037. The reversal of 201201210022 is 220012102102.

It is a happy number.

201201210022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 201201209984 and 201201210011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50300302504 + ... + 50300302507.

It is an arithmetic number, because the mean of its divisors is an integer number (75450453759).

Almost surely, 2^201201210022 is an apocalyptic number.

201201210022 is a deficient number, since it is larger than the sum of its proper divisors (100600605014).

201201210022 is a wasteful number, since it uses less digits than its factorization.

201201210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100600605013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201201210022 its reverse (220012102102), we get a palindrome (421213312124).

The spelling of 201201210022 in words is "two hundred one billion, two hundred one million, two hundred ten thousand, twenty-two".