201101102001122 has 4 divisors (see below), whose sum is σ = 301651653001686. Its totient is φ = 100550551000560.

The previous prime is 201101102001101. The next prime is 201101102001133. The reversal of 201101102001122 is 221100201101102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 199831556720041 + 1269545281081 = 14136179^2 + 1126741^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201101102001097 and 201101102001106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275275500279 + ... + 50275275500282.

Almost surely, 2^{201101102001122} is an apocalyptic number.

201101102001122 is a deficient number, since it is larger than the sum of its proper divisors (100550551000564).

201101102001122 is a wasteful number, since it uses less digits than its factorization.

201101102001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100550551000563.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201101102001122 its reverse (221100201101102), we get a palindrome (422201303102224).

The spelling of 201101102001122 in words is "two hundred one trillion, one hundred one billion, one hundred two million, one thousand, one hundred twenty-two".