100221201022 has 16 divisors (see below), whose sum is σ = 160151390352. Its totient is φ = 46873572480.

The previous prime is 100221200999. The next prime is 100221201023. The reversal of 100221201022 is 220102122001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100221200993 and 100221201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221201023) 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, 9036429 + ... + 9047512.

It is an arithmetic number, because the mean of its divisors is an integer number (10009461897).

Almost surely, 2^100221201022 is an apocalyptic number.

100221201022 is a deficient number, since it is larger than the sum of its proper divisors (59930189330).

100221201022 is a wasteful number, since it uses less digits than its factorization.

100221201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18084123.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100221201022 its reverse (220102122001), we get a palindrome (320323323023).

The spelling of 100221201022 in words is "one hundred billion, two hundred twenty-one million, two hundred one thousand, twenty-two".