100221020221022 has 16 divisors (see below), whose sum is σ = 158965835382144. Its totient is φ = 47311260528000.

The previous prime is 100221020221013. The next prime is 100221020221081. The reversal of 100221020221022 is 220122020122001.

It is a happy number.

It is a super-2 number, since 2×100221020221022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 19713022679 + ... + 19713027762.

It is an arithmetic number, because the mean of its divisors is an integer number (9935364711384).

Almost surely, 2^{100221020221022} is an apocalyptic number.

100221020221022 is a deficient number, since it is larger than the sum of its proper divisors (58744815161122).

100221020221022 is a wasteful number, since it uses less digits than its factorization.

100221020221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39426050515.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100221020221022 its reverse (220122020122001), we get a palindrome (320343040343023).

The spelling of 100221020221022 in words is "one hundred trillion, two hundred twenty-one billion, twenty million, two hundred twenty-one thousand, twenty-two".