201121101001222 has 8 divisors (see below), whose sum is σ = 303984564872472. Its totient is φ = 99792912710400.

The previous prime is 201121101001193. The next prime is 201121101001259. The reversal of 201121101001222 is 222100101121102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201121101001196 and 201121101001205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383818894779 + ... + 383818895302.

It is an arithmetic number, because the mean of its divisors is an integer number (37998070609059).

Almost surely, 2^{201121101001222} is an apocalyptic number.

201121101001222 is a deficient number, since it is larger than the sum of its proper divisors (102863463871250).

201121101001222 is a wasteful number, since it uses less digits than its factorization.

201121101001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767637790214.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201121101001222 its reverse (222100101121102), we get a palindrome (423221202122324).

The spelling of 201121101001222 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred one million, one thousand, two hundred twenty-two".