100222201020020 has 24 divisors (see below), whose sum is σ = 210472664033184. Its totient is φ = 40087729571616.

The previous prime is 100222201019917. The next prime is 100222201020031. The reversal of 100222201020020 is 20020102222001.

It is a junction number, because it is equal to n+sod(n) for n = 100222201019977 and 100222201020004.

It is a congruent number.

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, 71212994 + ... + 72606713.

It is an arithmetic number, because the mean of its divisors is an integer number (8769694334716).

Almost surely, 2^{100222201020020} is an apocalyptic number.

100222201020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222201020020 is an abundant number, since it is smaller than the sum of its proper divisors (110250463013164).

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

100222201020020 is a wasteful number, since it uses less digits than its factorization.

100222201020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143854559 (or 143854557 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100222201020020 its reverse (20020102222001), we get a palindrome (120242303242021).

The spelling of 100222201020020 in words is "one hundred trillion, two hundred twenty-two billion, two hundred one million, twenty thousand, twenty".