100021122021202 has 16 divisors (see below), whose sum is σ = 151649914296312. Its totient is φ = 49472849520640.

The previous prime is 100021122021181. The next prime is 100021122021203. The reversal of 100021122021202 is 202120221120001.

It is a happy number.

100021122021202 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 41605841167081 + 58415280854121 = 6450259^2 + 7642989^2 .

It is not an unprimeable number, because it can be changed into a prime (100021122021203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424614823 + ... + 424850314.

Almost surely, 2^{100021122021202} is an apocalyptic number.

100021122021202 is a deficient number, since it is larger than the sum of its proper divisors (51628792275110).

100021122021202 is a wasteful number, since it uses less digits than its factorization.

100021122021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849465773.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100021122021202 its reverse (202120221120001), we get a palindrome (302141343141203).

The spelling of 100021122021202 in words is "one hundred trillion, twenty-one billion, one hundred twenty-two million, twenty-one thousand, two hundred two".