100202012200220 has 48 divisors (see below), whose sum is σ = 240500116059840. Its totient is φ = 34352791785984.

The previous prime is 100202012200211. The next prime is 100202012200271. The reversal of 100202012200220 is 22002210202001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 100202012200195 and 100202012200204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20537135 + ... + 24943494.

It is an arithmetic number, because the mean of its divisors is an integer number (5010419084580).

Almost surely, 2^{100202012200220} is an apocalyptic number.

100202012200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100202012200220 is an abundant number, since it is smaller than the sum of its proper divisors (140298103859620).

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

100202012200220 is a wasteful number, since it uses less digits than its factorization.

100202012200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45496382 (or 45496380 counting only the distinct ones).

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

Adding to 100202012200220 its reverse (22002210202001), we get a palindrome (122204222402221).

The spelling of 100202012200220 in words is "one hundred trillion, two hundred two billion, twelve million, two hundred thousand, two hundred twenty".