200202021001220 has 48 divisors (see below), whose sum is σ = 508748665138560. Its totient is φ = 64603005095424.

The previous prime is 200202021001187. The next prime is 200202021001223. The reversal of 200202021001220 is 22100120202002.

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 = 200202021001195 and 200202021001204.

It is not an unprimeable number, because it can be changed into a prime (200202021001223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42059245730 + ... + 42059250489.

It is an arithmetic number, because the mean of its divisors is an integer number (10598930523720).

Almost surely, 2^{200202021001220} is an apocalyptic number.

200202021001220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200202021001220 is an abundant number, since it is smaller than the sum of its proper divisors (308546644137340).

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

200202021001220 is a wasteful number, since it uses less digits than its factorization.

200202021001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84118496252 (or 84118496250 counting only the distinct ones).

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

Adding to 200202021001220 its reverse (22100120202002), we get a palindrome (222302141203222).

The spelling of 200202021001220 in words is "two hundred trillion, two hundred two billion, twenty-one million, one thousand, two hundred twenty".