100022222220220 has 48 divisors (see below), whose sum is σ = 210831205868640. Its totient is φ = 39859458068736.

The previous prime is 100022222220209. The next prime is 100022222220241. The reversal of 100022222220220 is 22022222220001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396342199 + ... + 396594481.

It is an arithmetic number, because the mean of its divisors is an integer number (4392316788930).

Almost surely, 2^{100022222220220} is an apocalyptic number.

100022222220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100022222220220 is an abundant number, since it is smaller than the sum of its proper divisors (110808983648420).

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

100022222220220 is a wasteful number, since it uses less digits than its factorization.

100022222220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326254 (or 326252 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 100022222220220 its reverse (22022222220001), we get a palindrome (122044444440221).

The spelling of 100022222220220 in words is "one hundred trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred twenty".