10000202021120 has 36 divisors (see below), whose sum is σ = 23953608906780. Its totient is φ = 4000080807936.

The previous prime is 10000202020987. The next prime is 10000202021123. The reversal of 10000202021120 is 2112020200001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5608863836416 + 4391338184704 = 2368304^2 + 2095552^2 .

It is not an unprimeable number, because it can be changed into a prime (10000202021123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3906327635 + ... + 3906330194.

Almost surely, 2^{10000202021120} is an apocalyptic number.

10000202021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000202021120 is an abundant number, since it is smaller than the sum of its proper divisors (13953406885660).

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

10000202021120 is an frugal number, since it uses more digits than its factorization.

10000202021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7812657850 (or 7812657836 counting only the distinct ones).

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

Adding to 10000202021120 its reverse (2112020200001), we get a palindrome (12112222221121).

The spelling of 10000202021120 in words is "ten trillion, two hundred two million, twenty-one thousand, one hundred twenty".