201120102122122 has 16 divisors (see below), whose sum is σ = 309040771188744. Its totient is φ = 98106552448000.

The previous prime is 201120102122101. The next prime is 201120102122153. The reversal of 201120102122122 is 221221201021102.

It can be written as a sum of positive squares in 4 ways, for example, as 192931238820961 + 8188863301161 = 13889969^2 + 2861619^2 .

It is a super-2 number, since 2×201120102122122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201120102122122.

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, 183079 + ... + 20056762.

Almost surely, 2^{201120102122122} is an apocalyptic number.

201120102122122 is a deficient number, since it is larger than the sum of its proper divisors (107920669066622).

201120102122122 is a wasteful number, since it uses less digits than its factorization.

201120102122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20361065.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201120102122122 its reverse (221221201021102), we get a palindrome (422341303143224).

The spelling of 201120102122122 in words is "two hundred one trillion, one hundred twenty billion, one hundred two million, one hundred twenty-two thousand, one hundred twenty-two".