201222313002020 has 48 divisors (see below), whose sum is σ = 426684534651648. Its totient is φ = 79704660969600.

The previous prime is 201222313002013. The next prime is 201222313002083. The reversal of 201222313002020 is 20200313222102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 201222313001983 and 201222313002001.

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, 57032345 + ... + 60457695.

It is an arithmetic number, because the mean of its divisors is an integer number (8889261138576).

Almost surely, 2^{201222313002020} is an apocalyptic number.

201222313002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201222313002020 is an abundant number, since it is smaller than the sum of its proper divisors (225462221649628).

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

201222313002020 is a wasteful number, since it uses less digits than its factorization.

201222313002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3453980 (or 3453978 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201222313002020 its reverse (20200313222102), we get a palindrome (221422626224122).

The spelling of 201222313002020 in words is "two hundred one trillion, two hundred twenty-two billion, three hundred thirteen million, two thousand, twenty".