201202112100122 has 32 divisors (see below), whose sum is σ = 345127588670592. Its totient is φ = 86177071185984.

The previous prime is 201202112100089. The next prime is 201202112100221. The reversal of 201202112100122 is 221001211202102.

It is a self number, because there is not a number n which added to its sum of digits gives 201202112100122.

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, 159891548 + ... + 161145000.

It is an arithmetic number, because the mean of its divisors is an integer number (10785237145956).

Almost surely, 2^{201202112100122} is an apocalyptic number.

201202112100122 is a deficient number, since it is larger than the sum of its proper divisors (143925476570470).

201202112100122 is a wasteful number, since it uses less digits than its factorization.

201202112100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260422.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201202112100122 its reverse (221001211202102), we get a palindrome (422203323302224).

The spelling of 201202112100122 in words is "two hundred one trillion, two hundred two billion, one hundred twelve million, one hundred thousand, one hundred twenty-two".