101010202010122 has 4 divisors (see below), whose sum is σ = 151515303015186. Its totient is φ = 50505101005060.

The previous prime is 101010202010117. The next prime is 101010202010129. The reversal of 101010202010122 is 221010202010101.

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., 95780651724081 + 5229550286041 = 9786759^2 + 2286821^2 .

It is not an unprimeable number, because it can be changed into a prime (101010202010129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252550502529 + ... + 25252550502532.

Almost surely, 2^{101010202010122} is an apocalyptic number.

101010202010122 is a deficient number, since it is larger than the sum of its proper divisors (50505101005064).

101010202010122 is an equidigital number, since it uses as much as digits as its factorization.

101010202010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50505101005063.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101010202010122 its reverse (221010202010101), we get a palindrome (322020404020223).

The spelling of 101010202010122 in words is "one hundred one trillion, ten billion, two hundred two million, ten thousand, one hundred twenty-two".