100021020022 has 16 divisors (see below), whose sum is σ = 187052297472. Its totient is φ = 38969228520.

The previous prime is 100021020013. The next prime is 100021020041. The reversal of 100021020022 is 220020120001.

It is a junction number, because it is equal to n+sod(n) for n = 100021019990 and 100021020008.

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, 324743418 + ... + 324743725.

It is an arithmetic number, because the mean of its divisors is an integer number (11690768592).

Almost surely, 2^100021020022 is an apocalyptic number.

100021020022 is a deficient number, since it is larger than the sum of its proper divisors (87031277450).

100021020022 is a wasteful number, since it uses less digits than its factorization.

100021020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649487163.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100021020022 its reverse (220020120001), we get a palindrome (320041140023).

The spelling of 100021020022 in words is "one hundred billion, twenty-one million, twenty thousand, twenty-two".