201110102121122 has 8 divisors (see below), whose sum is σ = 301666253011500. Its totient is φ = 100554684450624.

The previous prime is 201110102121109. The next prime is 201110102121127. The reversal of 201110102121122 is 221121201011102.

It can be written as a sum of positive squares in 2 ways, for example, as 150154903720441 + 50955198400681 = 12253771^2 + 7138291^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 201110102121122.

It is not an unprimeable number, because it can be changed into a prime (201110102121127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182618747 + ... + 183716702.

Almost surely, 2^{201110102121122} is an apocalyptic number.

201110102121122 is a deficient number, since it is larger than the sum of its proper divisors (100556150890378).

201110102121122 is a wasteful number, since it uses less digits than its factorization.

201110102121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366609940.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201110102121122 its reverse (221121201011102), we get a palindrome (422231303132224).

The spelling of 201110102121122 in words is "two hundred one trillion, one hundred ten billion, one hundred two million, one hundred twenty-one thousand, one hundred twenty-two".