1020202221200 has 60 divisors (see below), whose sum is σ = 2451160965360. Its totient is φ = 408060055680.

The previous prime is 1020202221163. The next prime is 1020202221257. The reversal of 1020202221200 is 21222020201.

1020202221200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9554507 + ... + 9660693.

It is an arithmetic number, because the mean of its divisors is an integer number (40852682756).

Almost surely, 2^{1020202221200} is an apocalyptic number.

1020202221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020202221200 is an abundant number, since it is smaller than the sum of its proper divisors (1430958744160).

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

1020202221200 is a wasteful number, since it uses less digits than its factorization.

1020202221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130224 (or 130213 counting only the distinct ones).

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

Adding to 1020202221200 its reverse (21222020201), we get a palindrome (1041424241401).

The spelling of 1020202221200 in words is "one trillion, twenty billion, two hundred two million, two hundred twenty-one thousand, two hundred".