201010100122 has 16 divisors (see below), whose sum is σ = 324716093352. Its totient is φ = 92771758080.

The previous prime is 201010100119. The next prime is 201010100143. The reversal of 201010100122 is 221001010102.

201010100122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 132218777161 + 68791322961 = 363619^2 + 262281^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201010100099 and 201010100108.

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, 1914922 + ... + 2017162.

Almost surely, 2^201010100122 is an apocalyptic number.

201010100122 is a deficient number, since it is larger than the sum of its proper divisors (123705993230).

201010100122 is a wasteful number, since it uses less digits than its factorization.

201010100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177873.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201010100122 its reverse (221001010102), we get a palindrome (422011110224).

The spelling of 201010100122 in words is "two hundred one billion, ten million, one hundred thousand, one hundred twenty-two".