100221101022 has 32 divisors (see below), whose sum is σ = 235268070912. Its totient is φ = 27860691744.

The previous prime is 100221101021. The next prime is 100221101023. The reversal of 100221101022 is 220101122001.

It is an interprime number because it is at equal distance from previous prime (100221101021) and next prime (100221101023).

It is a junction number, because it is equal to n+sod(n) for n = 100221100989 and 100221101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221101021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32244618 + ... + 32247725.

It is an arithmetic number, because the mean of its divisors is an integer number (7352127216).

Almost surely, 2^100221101022 is an apocalyptic number.

100221101022 is an abundant number, since it is smaller than the sum of its proper divisors (135046969890).

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

100221101022 is a wasteful number, since it uses less digits than its factorization.

100221101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64492392.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100221101022 its reverse (220101122001), we get a palindrome (320322223023).

It can be divided in two parts, 100 and 221101022, that added together give a palindrome (221101122).

The spelling of 100221101022 in words is "one hundred billion, two hundred twenty-one million, one hundred one thousand, twenty-two".