100021220210202 has 16 divisors (see below), whose sum is σ = 201269694658080. Its totient is φ = 33135864363792.

The previous prime is 100021220210167. The next prime is 100021220210207. The reversal of 100021220210202 is 202012022120001.

It is not an unprimeable number, because it can be changed into a prime (100021220210207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51135592177 + ... + 51135594132.

It is an arithmetic number, because the mean of its divisors is an integer number (12579355916130).

Almost surely, 2^{100021220210202} is an apocalyptic number.

100021220210202 is an abundant number, since it is smaller than the sum of its proper divisors (101248474447878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100021220210202 is a wasteful number, since it uses less digits than its factorization.

100021220210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102271186477.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100021220210202 its reverse (202012022120001), we get a palindrome (302033242330203).

The spelling of 100021220210202 in words is "one hundred trillion, twenty-one billion, two hundred twenty million, two hundred ten thousand, two hundred two".