100222110010020 has 24 divisors (see below), whose sum is σ = 280621908028224. Its totient is φ = 26725896002656.

The previous prime is 100222110009899. The next prime is 100222110010021. The reversal of 100222110010020 is 20010011222001.

It is a super-3 number, since 3×100222110010020³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100222110009978 and 100222110010005.

It is not an unprimeable number, because it can be changed into a prime (100222110010021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835184250024 + ... + 835184250143.

It is an arithmetic number, because the mean of its divisors is an integer number (11692579501176).

Almost surely, 2^{100222110010020} is an apocalyptic number.

100222110010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222110010020 is an abundant number, since it is smaller than the sum of its proper divisors (180399798018204).

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

100222110010020 is a wasteful number, since it uses less digits than its factorization.

100222110010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670368500179 (or 1670368500177 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100222110010020 its reverse (20010011222001), we get a palindrome (120232121232021).

The spelling of 100222110010020 in words is "one hundred trillion, two hundred twenty-two billion, one hundred ten million, ten thousand, twenty".