202021001120 has 48 divisors (see below), whose sum is σ = 481653322920. Its totient is φ = 80067032064.

The previous prime is 202021001089. The next prime is 202021001201. The reversal of 202021001120 is 21100120202.

It is a happy number.

202021001120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 201985527184 + 35473936 = 449428^2 + 5956^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5774447 + ... + 5809326.

Almost surely, 2^202021001120 is an apocalyptic number.

202021001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202021001120 is an abundant number, since it is smaller than the sum of its proper divisors (279632321800).

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

202021001120 is a wasteful number, since it uses less digits than its factorization.

202021001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583897 (or 11583889 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202021001120 its reverse (21100120202), we get a palindrome (223121121322).

The spelling of 202021001120 in words is "two hundred two billion, twenty-one million, one thousand, one hundred twenty".