1000120200010 has 16 divisors (see below), whose sum is σ = 1844124076872. Its totient is φ = 390290809600.

The previous prime is 1000120199951. The next prime is 1000120200019. The reversal of 1000120200010 is 100020210001.

It can be written as a sum of positive squares in 4 ways, for example, as 733049329489 + 267070870521 = 856183^2 + 516789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1000120199966 and 1000120200002.

It is not an unprimeable number, because it can be changed into a prime (1000120200019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1219658371 + ... + 1219659190.

Almost surely, 2^{1000120200010} is an apocalyptic number.

1000120200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000120200010 is a deficient number, since it is larger than the sum of its proper divisors (844003876862).

1000120200010 is a wasteful number, since it uses less digits than its factorization.

1000120200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439317609.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1000120200010 its reverse (100020210001), we get a palindrome (1100140410011).

Subtracting from 1000120200010 its reverse (100020210001), we obtain a palindrome (900099990009).

The spelling of 1000120200010 in words is "one trillion, one hundred twenty million, two hundred thousand, ten".