100021122110 has 160 divisors (see below), whose sum is σ = 233507135232. Its totient is φ = 30630942720.

The previous prime is 100021122109. The next prime is 100021122139. The reversal of 100021122110 is 11221120001.

It is a super-3 number, since 3×100021122110³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100021122091 and 100021122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9670862 + ... + 9681198.

Almost surely, 2^100021122110 is an apocalyptic number.

100021122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021122110 is an abundant number, since it is smaller than the sum of its proper divisors (133486013122).

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

100021122110 is a wasteful number, since it uses less digits than its factorization.

100021122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10416 (or 10395 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100021122110 its reverse (11221120001), we get a palindrome (111242242111).

The spelling of 100021122110 in words is "one hundred billion, twenty-one million, one hundred twenty-two thousand, one hundred ten".