100311022220 has 12 divisors (see below), whose sum is σ = 210653146704. Its totient is φ = 40124408880.

The previous prime is 100311022183. The next prime is 100311022249. The reversal of 100311022220 is 22220113001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100311022195 and 100311022204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2507775536 + ... + 2507775575.

It is an arithmetic number, because the mean of its divisors is an integer number (17554428892).

Almost surely, 2^100311022220 is an apocalyptic number.

100311022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100311022220 is an abundant number, since it is smaller than the sum of its proper divisors (110342124484).

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

100311022220 is a wasteful number, since it uses less digits than its factorization.

100311022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5015551120 (or 5015551118 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 100311022220 its reverse (22220113001), we get a palindrome (122531135221).

The spelling of 100311022220 in words is "one hundred billion, three hundred eleven million, twenty-two thousand, two hundred twenty".