100021202200220 has 48 divisors (see below), whose sum is σ = 240156775272960. Its totient is φ = 34277856469824.

The previous prime is 100021202200187. The next prime is 100021202200253. The reversal of 100021202200220 is 22002202120001.

It is an interprime number because it is at equal distance from previous prime (100021202200187) and next prime (100021202200253).

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 = 100021202200195 and 100021202200204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157255880 + ... + 157890639.

It is an arithmetic number, because the mean of its divisors is an integer number (5003266151520).

Almost surely, 2^{100021202200220} is an apocalyptic number.

100021202200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100021202200220 is an abundant number, since it is smaller than the sum of its proper divisors (140135573072740).

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

100021202200220 is a wasteful number, since it uses less digits than its factorization.

100021202200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315148802 (or 315148800 counting only the distinct ones).

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

Adding to 100021202200220 its reverse (22002202120001), we get a palindrome (122023404320221).

The spelling of 100021202200220 in words is "one hundred trillion, twenty-one billion, two hundred two million, two hundred thousand, two hundred twenty".