100220021020000 has 120 divisors (see below), whose sum is σ = 281778611493456. Its totient is φ = 34361150016000.

The previous prime is 100220021019991. The next prime is 100220021020069. The reversal of 100220021020000 is 20120022001.

It is a super-2 number, since 2×100220021020000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 357788647 + ... + 358068646.

Almost surely, 2^{100220021020000} is an apocalyptic number.

100220021020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100220021020000 is an abundant number, since it is smaller than the sum of its proper divisors (181558590473456).

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

100220021020000 is an frugal number, since it uses more digits than its factorization.

100220021020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715857330 (or 715857307 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100220021020000 its reverse (20120022001), we get a palindrome (100240141042001).

The spelling of 100220021020000 in words is "one hundred trillion, two hundred twenty billion, twenty-one million, twenty thousand".