1020120200200 has 48 divisors (see below), whose sum is σ = 2511295912980. Its totient is φ = 384045250560.

The previous prime is 1020120200189. The next prime is 1020120200221. The reversal of 1020120200200 is 20020210201.

1020120200200 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 6 ways, for example, as 367233576004 + 652886624196 = 605998^2 + 808014^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 150014277 + ... + 150021076.

Almost surely, 2^{1020120200200} is an apocalyptic number.

1020120200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020120200200 is an abundant number, since it is smaller than the sum of its proper divisors (1491175712780).

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

1020120200200 is a wasteful number, since it uses less digits than its factorization.

1020120200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300035386 (or 300035377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1020120200200 its reverse (20020210201), we get a palindrome (1040140410401).

The spelling of 1020120200200 in words is "one trillion, twenty billion, one hundred twenty million, two hundred thousand, two hundred".