100111021102220 has 24 divisors (see below), whose sum is σ = 210273832192704. Its totient is φ = 40036658368896.

The previous prime is 100111021102201. The next prime is 100111021102241. The reversal of 100111021102220 is 22201120111001.

It is a super-3 number, since 3×100111021102220³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 100111021102195 and 100111021102204.

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, 484273577 + ... + 484480256.

It is an arithmetic number, because the mean of its divisors is an integer number (8761409674696).

Almost surely, 2^{100111021102220} is an apocalyptic number.

100111021102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111021102220 is an abundant number, since it is smaller than the sum of its proper divisors (110162811090484).

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

100111021102220 is a wasteful number, since it uses less digits than its factorization.

100111021102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968759009 (or 968759007 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100111021102220 its reverse (22201120111001), we get a palindrome (122312141213221).

The spelling of 100111021102220 in words is "one hundred trillion, one hundred eleven billion, twenty-one million, one hundred two thousand, two hundred twenty".