201121112201122 has 16 divisors (see below), whose sum is σ = 305407718098560. Its totient is φ = 99319264350192.

The previous prime is 201121112201117. The next prime is 201121112201189. The reversal of 201121112201122 is 221102211121102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201121112201122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180655497 + ... + 181765372.

It is an arithmetic number, because the mean of its divisors is an integer number (19087982381160).

Almost surely, 2^{201121112201122} is an apocalyptic number.

201121112201122 is a deficient number, since it is larger than the sum of its proper divisors (104286605897438).

201121112201122 is a wasteful number, since it uses less digits than its factorization.

201121112201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362424297.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 201121112201122 its reverse (221102211121102), we get a palindrome (422223323322224).

The spelling of 201121112201122 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twelve million, two hundred one thousand, one hundred twenty-two".