100220211020120 has 32 divisors (see below), whose sum is σ = 225825629285520. Its totient is φ = 40029390276480.

The previous prime is 100220211020099. The next prime is 100220211020287. The reversal of 100220211020120 is 21020112022001.

It is a junction number, because it is equal to n+sod(n) for n = 100220211020095 and 100220211020104.

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, 1834163951 + ... + 1834218590.

Almost surely, 2^{100220211020120} is an apocalyptic number.

100220211020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100220211020120 is an abundant number, since it is smaller than the sum of its proper divisors (125605418265400).

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

100220211020120 is a wasteful number, since it uses less digits than its factorization.

100220211020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668383235 (or 3668383231 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100220211020120 its reverse (21020112022001), we get a palindrome (121240323042121).

The spelling of 100220211020120 in words is "one hundred trillion, two hundred twenty billion, two hundred eleven million, twenty thousand, one hundred twenty".