100220021223 has 32 divisors (see below), whose sum is σ = 153582968832. Its totient is φ = 56943820800.

The previous prime is 100220021207. The next prime is 100220021227. The reversal of 100220021223 is 322120022001.

It is a happy number.

It is not a de Polignac number, because 100220021223 - 2⁴ = 100220021207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220021227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13043943 + ... + 13051623.

It is an arithmetic number, because the mean of its divisors is an integer number (4799467776).

Almost surely, 2^100220021223 is an apocalyptic number.

100220021223 is a deficient number, since it is larger than the sum of its proper divisors (53362947609).

100220021223 is a wasteful number, since it uses less digits than its factorization.

100220021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11135.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 100220021223 its reverse (322120022001), we get a palindrome (422340043224).

The spelling of 100220021223 in words is "one hundred billion, two hundred twenty million, twenty-one thousand, two hundred twenty-three".